References

"2010 Census – Census Block Map: Columbine CDP, CO Archived March 4, 2016, at the Wayback Machine" U.S. Census Bureau. Retrieved on April 25, 2015. The school's location is on Pierce Street, which runs north-south through Columbine, roughly one mile west of the Littleton city limit.

"Columbine – Tragedy and Recovery". extras.denverpost.com. The Denver Post. Archived from the original on May 2, 2021. Retrieved May 14, 2021.

Springhall, John (1999). "Violent Media, Guns and Moral Panics: The Columbine High School Massacre, 20 April 1999". Paedagogica Historica. 35 (3): 621–641. doi:10.1080/0030923990350304.

McPadden, Mike (April 20, 2018). "After So Many More Mass Shootings, Why is Columbine Still Such a Cultural Touchstone?". Investigation Discovery.

"Dissecting Columbine's Cult of the Athlete". The Washington Post. June 12, 1999. Retrieved June 4, 2022.

Garrison, Robert (April 12, 2019). "Columbine High School shooting focused on "Trench Coat Mafia"". The Lamar Ledger. Archived from the original on September 21, 2021. Retrieved December 12, 2020.

Margaritoff, Marco (March 8, 2019). "The Full Story Behind Columbine High School Shooters Eric Harris And Dylan Klebold". allthatisinteresting.com. Archived from the original on November 12, 2020. Retrieved December 12, 2020.

Brockell, Gillian (April 20, 2019). "Bullies and black trench coats: The Columbine shooting's most dangerous myths". The Washington Post. Archived from the original on May 28, 2019. Retrieved December 12, 2020.

Cullen, Dave (April 20, 2004). "The Depressive and the Psychopath: At last we know why the Columbine killers did it". Slate. Archived from the original on October 4, 2018. Retrieved December 12, 2020.

Sancier, Greg (April 18, 2014). "Looking into the minds of Eric Harris and Dylan Klebold". police1.com. Archived from the original on January 26, 2021. Retrieved December 12, 2020.

Joyce, Kathleen (November 2, 2018). "2 Kentucky high school girls suspended after dressing up as Columbine shooters for Halloween". Fox News. Archived from the original on November 8, 2020. Retrieved December 12, 2020.

"Mich. pastor recalls Harris family". UPI Archives. April 23, 1999. Archived from the original on September 29, 2021. Retrieved February 19, 2022.

"Lethal Geeks Were Made for Each Other". April 22, 1999. Archived from the original on June 4, 2020. Retrieved July 13, 2020.

"Suspects Text". CNN. Archived from the original on July 26, 2012. Retrieved September 8, 2011.

Kass, Jeff (February 18, 2014). Columbine: A True Crime Story. Conundrum Press. ISBN 9781938633270. Archived from the original on September 21, 2021. Retrieved November 10, 2020 – via Google Books.

Li, David K. (April 22, 1999). "Lethal Geeks Were Made For Each Other". New York Post. Archived from the original on June 4, 2020. Retrieved July 10, 2020.

"Eric Harris's Autopsy Report". School Shooters .info. Retrieved August 4, 2022.

Michael S. Rosenwald (October 23, 2021) [2016-04-20]. "'Damaged masculinity' may help explain Columbine and other mass shootings". The Washington Post. Washington, D.C. ISSN 0190-8286. OCLC 1330888409.^{[please check these dates]}

Briggs, Bill; Blevins, Jason (May 2, 1999). "A Boy With Many Sides". Denver Post. Archived from the original on October 27, 2011. Retrieved September 8, 2011.

"Columbine killer envisioned crashing plane in NYC". CNN. December 6, 2001. Archived from the original on October 6, 2011. Retrieved September 12, 2011.

Santiago, Ellyn (April 17, 2019). "Eric Harris' Parents & Brother, Wayne, Kathy & Kevin Harris: 5 Fast Facts You Need to Know". Heavy.com. Archived from the original on November 12, 2020. Retrieved November 8, 2020.

Belluck, Pam; Wilgoren, Jodi (June 29, 1999). "Shattered Lives – A special report.; Caring Parents, No Answers, In Columbine Killers' Pasts". The New York Times. Archived from the original on January 26, 2021. Retrieved November 7, 2020.

"SWAT_MOVE_TEXT". CNN. Archived from the original on January 24, 2020. Retrieved July 12, 2020.

"Portrait of two teens reveals a lot of gray". The Christian Science Monitor. May 3, 1999. Archived from the original on June 11, 2020. Retrieved June 11, 2020.

"Eric Harris". www.biography.com. Archived from the original on April 14, 2020. Retrieved July 12, 2020.

"The Denver Post Online – Columbine – Tragedy and Recovery". extras.denverpost.com. Archived from the original on February 25, 2018. Retrieved July 12, 2020.

"^^ Eric David Harris ^^". Archived from the original on July 23, 2019. Retrieved August 22, 2019.

Dukakis, Andrea. "'I'll Never Know If I Could Have Prevented It,' Says Mother Of Columbine Shooter". Colorado Public Radio. Archived from the original on August 5, 2020. Retrieved July 25, 2020.

"Life and death of a follower". Archived from the original on June 16, 2019. Retrieved July 13, 2020.

Leppek, Chris (April 30, 1999). "Dylan Klebold led life of religious contradictions". Archived from the original on March 29, 2007. Retrieved October 19, 2018.

A Mother's Reckoning: Living in the Aftermath of the Columbine Tragedy p. 84

Culver, Virginia (April 28, 1999). "Klebolds 'loneliest people on the planet'" Archived September 21, 2013, at the Wayback Machine. The Denver Post.

"Dylan Klebold – Columbine School Shooting, Parents & Journal". www.biography.com. Archived from the original on December 1, 2020. Retrieved December 20, 2020.

C Shepard. "^^ Dylan Bennet Klebold ^^". Acolumbinesite.com. Archived from the original on July 23, 2019. Retrieved February 19, 2022.

"^^ Dylan Bennet Klebold ^^". Archived from the original on July 23, 2019. Retrieved August 22, 2019.

"Suspects_Text". CNN. Archived from the original on May 8, 2019. Retrieved September 24, 2019.

"Portrait of two teens reveals a lot of gray". The Christian Science Monitor. May 3, 1999. Archived from the original on June 11, 2020. Retrieved July 13, 2020.

"The Columbine Shooters". CBS News. Archived from the original on November 11, 2018. Retrieved July 13, 2020.

"A boy with many sides". Archived from the original on June 7, 2019. Retrieved July 13, 2020.

"Psychologists say Harris, Klebold became deadly mix". Archived from the original on November 7, 2020. Retrieved July 13, 2020

Achenbach, Joel; Russakoff, Dale (April 29, 1999). "Teen Shooter's Life Paints Antisocial Portrait". The Washington Post. Archived from the original on October 26, 2019. Retrieved July 14, 2020.

"Archived copy" (PDF). Archived (PDF) from the original on July 15, 2015. Retrieved October 6, 2018.

Kohn, David (April 17, 1999). "Columbine: Were There Warning Signs?". CBS News. Archived from the original on July 6, 2020. Retrieved July 6, 2020.

"Dave Cullen on the Columbine killer Dylan Klebold". TheGuardian.com. April 24, 2009. Archived from the original on October 19, 2020. Retrieved October 18, 2020.

"The reluctant killer | Columbine". The Guardian. April 24, 2009. Archived from the original on October 19, 2020. Retrieved February 19, 2022.

"Transcript of the Columbine 'Basement Tapes'" (PDF).

Prendergast, Alan (April 17, 2009). "Forgiving my Columbine High School friend, Dylan Klebold". Westword. Archived from the original on June 21, 2019. Retrieved June 30, 2019.

Hari, Johann (January 15, 2004). "The cult of Eric and Dylan". The Independent. Archived from the original on May 30, 2019. Retrieved March 21, 2020.

XxSlenderMotoxX (November 9, 2012). "Zero Hour – Massacre at Columbine High". Archived from the original on June 13, 2019. Retrieved June 30, 2019 – via YouTube.

Vodka'sHypnosis (April 24, 2016). "Sue Klebold's Interview: After Words With Sue Klebold – BOOK TV". Archived from the original on December 8, 2019. Retrieved June 30, 2019 – via YouTube.

Prendergast, Alan (July 13, 2000). "The Missing Motive". Denver Westword News. Archived from the original on July 28, 2012. Retrieved May 26, 2012.

Brown, Brooks; Merritt, Rob (2002). No Easy Answers: The Truth Behind Death at Columbine. New York City: Lantern Books. ISBN 978-1-59056-031-0. Archived from the original on May 31, 2017. Retrieved November 13, 2019.

Prendergast, Alan (April 17, 2009). "Forgiving my Columbine High School friend, Dylan Klebold". Denver Westword Post. Archived from the original on April 20, 2009. Retrieved May 26, 2012.

Brooks, David (April 24, 2004). "The Columbine Killers". The New York Times. Archived from the original on February 4, 2017.

Toppo, Greg (April 14, 2009). "10 years later, the real story behind Columbine". USA Today. Archived from the original on April 15, 2009. Retrieved April 14, 2009.

Wilgoren, Jodi (April 25, 1999). "Terror in Littleton: the Group; Society of Outcasts Began With a $99 Black Coat". The New York Times. Archived from the original on June 26, 2017.

"Who are the Trenchcoat Mafia?". BBC News. April 21, 1999. Archived from the original on September 2, 2013.

Kass, Jeff (2009). Columbine: A True Crime Story. Denver, Colorado: Ghost Road Publishing Group. ISBN 978-0-9816525-6-6. Archived from the original on January 5, 2014. Retrieved September 23, 2016.

Bartels, Linda; Crowder, Carla (August 22, 1999). "Fatal Friendship". Denver Rocky Mountain News. Archived from the original on December 5, 2008. Retrieved June 1, 2008.

"Harris hinted at violence to come". CNN. April 22, 1999. Archived from the original on August 26, 2012. Retrieved August 15, 2012.

https://www.acolumbinesite.com/reports/cr/p10501-10600.pdf^{[bare URL PDF]}

Bachman, Ronet D.; Schutt, Russell K.; Plass, Peggy S. (December 19, 2015). Fundamentals of Research in Criminology and Criminal Justice: With Selected Readings. ISBN 9781506326696. Archived from the original on November 7, 2020. Retrieved July 13, 2020.

"Archived copy" (PDF). Archived from the original (PDF) on October 14, 2014. Retrieved October 15, 2014.

Cullen, Dave. "Eric's big lie". Columbine Online. Archived from the original on January 19, 2011.

Shepard, Cyn. "Columbine shooter Eric Harris' Journals and Writing". Acolumbinesite.com. Archived from the original on September 4, 2015. Retrieved October 31, 2016.

Kass 2009, pp. 197–199

Cullen, Dave (September 23, 1999). "Inside the Columbine High investigation". Salon. Archived from the original on May 17, 2017. Retrieved May 15, 2012.

Wilgoren, Jodi (April 25, 1999). "TERROR IN LITTLETON: THE GROUP; Society of Outcasts Began With a $99 Black Coat". The New York Times. ISSN 0362-4331. Retrieved January 12, 2022.

"BBC News | Americas | Who are the Trenchcoat Mafia?". news.bbc.co.uk. Retrieved January 12, 2022.

Greene, Susan; Post, Bill Briggs | The Denver (April 21, 1999). "Columbine High School shooting focuses on "Trench Coat Mafia"".

Kass 2009, p. 219

"Hitmen For Hire · Eric Harris School Assignment". columbine-guide.com.

Shepard, Cyn. "Eric's writing: Creative writing story". A Columbine Site. Archived from the original on March 3, 2016.

Shepard, Cyn. "Gunfire in the halls". A Columbine Site. Archived from the original on September 17, 2010. Retrieved August 24, 2008.

"Gunman's prom date airs story". Archived from the original on June 10, 2019. Retrieved July 13, 2020.

"How they were equipped that day". CNN. Archived from the original on December 2, 2009. Retrieved November 25, 2009.

Pankratz, Howard; Simpson, Kevin (November 13, 1999). "Judge gives Manes 6 years". The Denver Post. Archived from the original on October 20, 2014. Retrieved December 11, 2013.

"The Bombs: The Columbine Guide-Eric Harris & Dylan Klebold Sue". columbine-guide. Archived from the original on September 23, 2020. Retrieved July 4, 2020.

Bartels, Lynn (April 12, 2002). "At 'perfect' school, student sat next to bomb". Rocky Mountain News. Archived from the original on April 20, 2008. Retrieved August 24, 2008.

Rimer, Sara (April 24, 1999). "Terror in Littleton: The Seniors; In Horrific Circumstance, Sense of Lost Pomp". The New York Times. Archived from the original on December 8, 2019. Retrieved December 8, 2019.

Brown, Brooks (April 18, 2007). "Columbine Survivor With Words for Virginia Students". NPR. Archived from the original on December 8, 2008. Retrieved August 24, 2008.

"Friend of Columbine Killers Still Seeking Answers". Monroe, CT Patch. November 27, 2012. Archived from the original on June 11, 2020. Retrieved June 11, 2020.

Donnelly, Keryn (January 20, 2018). "The chance mistake that saved hundreds of lives on the day of the Columbine shooting". Mamamia.com.au. Archived from the original on January 1, 2020. Retrieved January 1, 2020.

Morris, Sam (February 15, 2018). "Mass shootings: what are the deadliest attacks in the US?". The Guardian. Archived from the original on February 15, 2018. Retrieved February 16, 2018.

Earl, Jennifer (February 14, 2018). "Florida school shooting among 10 deadliest in modern US history". Fox News. Archived from the original on February 15, 2018. Retrieved February 15, 2018.

"Daniel Lee Rohrbough". A Columbine Site. Archived from the original on December 9, 2015. Retrieved December 26, 2015.

"13 Victims killed at Columbine High School". www.acolumbinesite.com. Archived from the original on September 20, 2020. Retrieved June 11, 2020.

"Injured and Survivors of the Columbine High School shooting". www.acolumbinesite.com. Archived from the original on February 16, 2020. Retrieved June 11, 2020.

"Findings of Library Events". Jefferson County Sheriff's Office (Colorado). CNN International. Archived from the original on February 22, 2020. Retrieved March 21, 2020.

Berg Olsen, Martine (April 20, 2019). "Remembering the 13 victims of Columbine High School massacre 20 years on". Metro.co.uk. Archived from the original on March 21, 2020. Retrieved March 21, 2020.

"Injured and Survivors of the Columbine High School shooting". www.acolumbinesite.com. Archived from the original on April 25, 2020. Retrieved June 11, 2020.

Bartels, Lynn; Carla Crowder (1999). "Fatal Friendship". The Rocky Mountain News. Archived from the original on February 21, 2001. Retrieved September 10, 2017.

Progress Report, Case # 99-16215 Archived September 4, 2015, at the Wayback Machine pp. 98–99

Columbine Report documents, p. JC-001-008937

Krabbé, Tim (2012). Wij Zijn Maar Wij Zijn Niet Geschift. Prometheus. p. 30. ISBN 9789044620542.

Fong, Tillie (April 28, 1999). "Crosses for Harris, Klebold join 13 others". Rocky Mountain News. Archived from the original on May 12, 2008. Retrieved August 24, 2008.

Zewe, Charles (May 1, 1999). "Authorities say Columbine shooters acted alone". CNN. Archived from the original on February 11, 2007. Retrieved June 22, 2007.

"Columbine Documents" (PDF). Rocky Mountain News. Archived from the original (PDF) on September 10, 2008. Retrieved August 24, 2008.

"Columbine killers' diaries offer chilling insight". msnbc.com. July 7, 2006. Archived from the original on August 5, 2018. Retrieved July 20, 2018.

Hinton, Sam (2012). "Troubled Children: Dealing with Anger and Depression". Psychology of Children: Coping with the Dangerous Threats. Hammond. p. 20. ISBN 978-0-275-98207-2.

Ryckman, Lisa (May 16, 2000). "Demonic plan was months in making". Rocky Mountain News. Archived from the original on January 25, 2009.

"The Denver Post Online – Columbine – Tragedy and Recovery". Archived from the original on June 7, 2019. Retrieved December 20, 2020.

Wilson, Scott (2008). "Columbine". Great Satan's Rage. Manchester, England: Manchester University Press. pp. 138–139. ISBN 978-0-7190-7463-9. Archived from the original on September 21, 2021. Retrieved January 31, 2011.

"KMFDM And Rammstein Speak Out About Columbine". MTV Networks. April 23, 1999. Archived from the original on February 9, 2012. Retrieved January 31, 2011.

"Music Linked To Killings?". Philadelphia Daily News. Knight Ridder. April 22, 1999. Archived from the original on May 23, 2013. Retrieved January 31, 2011.

Boehlert, Eric (April 23, 1999). "An Old Debate Emerges in Wake of School Shooting". Rolling Stone. New York City: Wenner Media. Archived from the original on July 14, 2014. Retrieved March 31, 2010.

Duggan, Paul; Shear, Michael D.; Fisher, Marc (April 22, 1999). "Shooter Pair Mixed Fantasy, Reality". The Washington Post. p. A1. Archived from the original on June 4, 2011. Retrieved August 27, 2017.

"Massacre at Columbine High". Zero Hour. Season 1. Episode 3. 2004. History. Archived from the original on January 8, 2015. Retrieved June 23, 2014.

^ "Transcript of the Columbine "Basement Tapes"" (PDF). Schoolshooters.info. July 29, 2014. Archived (PDF) from the original on July 15, 2015. Retrieved October 8, 2018.

Pankratz, Howard (October 3, 2000). "Columbine bullying no myth, panel told". Denver Post. Archived from the original on June 7, 2013.

Investigative Reports: Columbine: Understanding Why on YouTube. A&E. 2002

"Archived copy" (PDF). Archived from the original (PDF) on November 20, 2021. Retrieved November 20, 2021.

"Archived copy" (PDF). Archived from the original (PDF) on November 20, 2021. Retrieved November 20, 2021.

Mears, Daniel P.; Moon, Melissa M.; Thielo, Angela J. (2017). "Columbine Revisited: Myths and Realities About the Bullying–School Shootings Connection". Victims & Offenders. 12 (6): 939–955. doi:10.1080/15564886.2017.1307295. S2CID 148745392. Archived from the original on November 20, 2021. Retrieved November 20, 2021.

Gibbs, Nancy; Timothy Roche (December 20, 1999). "The Columbine Tapes". Time. Archived from the original on February 8, 2009. Retrieved February 11, 2009.

Winek, Charles L.; et al. (2001). "Drug and chemical blood-level data 2001" (PDF). Forensic Science International. 122 (2–3): 107–123. doi:10.1016/s0379-0738(01)00483-2. PMID 11672964. Archived (PDF) from the original on August 6, 2013. Retrieved July 24, 2013.

Shepard, Cyn. "Eric David Harris". A Columbine Site. Archived from the original on October 12, 2011. Retrieved June 4, 2013.

Breggin, Peter R. (April 30, 1999). "Was School Shooter Eric Harris Taking Luvox?". Archived from the original on September 28, 2011. Retrieved February 10, 2009.

Larkin, Ralph W. (2007). Comprehending Columbine. Temple University Press. p. 119. ISBN 978-1-59213-491-5.

"Archived copy" (PDF). Archived from the original (PDF) on June 11, 2021. Retrieved October 1, 2021.

Duwe, Grant (2007). Mass and Serial Murder in America. Jefferson, North Carolina: McFarland & Company. p. 41. ISBN 978-3-31944280-8.

Prendergast, Alan (February 2, 2015). "Columbine Killers' Basement Tapes Destroyed". Westword. Archived from the original on July 23, 2020. Retrieved June 11, 2020.

Brown, Brooks; Merritt, Rob (2002). No easy answers: The truth behind death at Columbine. Lantern Books. pp. 68–70. ISBN 1590560310. Retrieved September 23, 2016.

Michael Moore interviewing Marilyn Manson (October 11, 2002). Bowling for Columbine (Documentary). Los Angeles, California: MGM.

"Looking into the minds of Eric Harris and Dylan Klebold". Police1. Archived from the original on June 11, 2020. Retrieved June 11, 2020.

Langman, Peter (2016) [2010], Rampage School Shooters: A Typology (PDF), archived (PDF) from the original on July 12, 2019, retrieved July 12, 2019

Janofsky, Michael (April 20, 2001). "$2.53 Million Deal Ends Some Columbine Lawsuits". The New York Times. Archived from the original on January 24, 2014. Retrieved January 13, 2014.

"Columbine High School Shootings Fast Facts". CNN. September 19, 2013. Archived from the original on October 13, 2014. Retrieved January 13, 2014.

"$250 million Columbine lawsuit filed". CNN. May 27, 1999. Archived from the original on January 13, 2014. Retrieved January 13, 2014.

"'Dylan had killed children in cold blood': Life after the Columbine massacre". TheGuardian.com. February 14, 2016. Archived from the original on August 21, 2019. Retrieved July 27, 2019.

Klebold, Susan (November 2009). "I Will Never Know Why". O, The Oprah Magazine. Archived from the original on February 18, 2016. Retrieved October 21, 2009.

"Columbine Shooter Dylan Klebold's Parents Speak Out". Archived from the original on November 29, 2012. Retrieved December 9, 2012.

"Columbine shooter Dylan Klebold's mother to hold first TV interview". ABC News. July 23, 2015. Archived from the original on January 6, 2016. Retrieved December 26, 2015.

Klebold, Sue (2016). A Mother's Reckoning: Living in the Aftermath of Tragedy. Amzon.com. ISBN 978-1101902752.

"Inside The New York Times Book Review Podcast: 'A Mother's Reckoning'". The New York Times. February 26, 2016. Archived from the original on March 25, 2016. Retrieved February 4, 2017.

"#2 New York Times bestseller: "Mesmerizing, heart-stopping. I beseech"". lauratuckerbooks.com. Archived from the original on October 29, 2016. Retrieved February 4, 2017.

Klebold, Sue (February 2, 2017). "My son was a Columbine shooter. This is my story". Archived from the original on February 4, 2017. Retrieved February 4, 2017.

Klebold, Sue. "A Note from Sue Klebold". amothersreckoning.com. A Mother's Reckoning. Archived from the original on August 14, 2020. Retrieved August 1, 2020.

"Columbine killers becoming cultural icons to some, researchers say". Archived from the original on June 29, 2019. Retrieved June 29, 2019.

"Columbine, Colorado". YouTube. Archived from the original on November 7, 2020. Retrieved September 6, 2019.

"Columbine left its indelible mark on pop culture - CNN.com". www.cnn.com. Archived from the original on October 30, 2019. Retrieved September 6, 2019.

Gibbs, Nancy; Roche, Timothy (December 20, 1999). "The Columbine Tapes" (PDF). Time. Archived from the original (PDF) on December 7, 2012. Retrieved June 30, 2019.

"Shooter: 'You have blood on your hands'". CNN. April 18, 2007. Archived from the original on October 18, 2014. Retrieved October 15, 2014.

"Intermittent Explosive Disorder". mayhem.net. Archived from the original on December 20, 2010. Retrieved March 11, 2011.

Drash, Wayne (November 3, 2015). "The massacre that didn't happen". CNN. Archived from the original on April 2, 2017. Retrieved April 2, 2017.

Gladwell, Malcolm (October 19, 2015). "Thresholds of Violence, How school shootings catch on". The New Yorker. Archived from the original on March 27, 2017. Retrieved April 1, 2017.

Larkin, Ralph W. (2009). "The Columbine legacy: Rampage shootings as political acts". American Behavioral Scientist. Thousand Oaks, California: SAGE Publishing. 52 (9): 1309–1326. doi:10.1177/0002764209332548. S2CID 144049077. Archived from the original on April 3, 2017. Retrieved April 2, 2017.

Paton, Nathalie E. (2012). "Media participation of school shooters and their fans: Navigating between self-distinction and imitation to achieve individuation" (PDF). In Muschert, Glenn W.; Sumiala, Johanna (eds.). School shootings: Mediatized violence in a global age. Vol. 7. Emerald Group Publishing. pp. 203–229. ISBN 9781780529196. Archived (PDF) from the original on April 18, 2017. Retrieved April 2, 2017.

Thomas, Pierre; Levine, Mike; Cloherty, Jack; Date, Jack (October 7, 2014). "Columbine Shootings' Grim Legacy: More Than 50 School Attacks, Plots". ABC News. Archived from the original on April 17, 2017. Retrieved April 2, 2017.

"Archived copy" (PDF). Archived (PDF) from the original on February 21, 2020. Retrieved May 31, 2020.

Weller, Chris (October 13, 2015). "Malcolm Gladwell says the school shooting epidemic is like a slow-moving riot". Business Insider. Archived from the original on April 18, 2017. Retrieved April 2, 2017.

"Inside the World of Columbine-Obsessed Tumblr Bloggers". www.vice.com. Archived from the original on June 23, 2019. Retrieved June 23, 2019.

"Enter The World Of Online Fans Who Are Infatuated With The Columbine Shooters". All That's Interesting. April 19, 2019. Archived from the original on June 23, 2019. Retrieved June 23, 2019.

Monroe, Rachel (August 20, 2019). "The cult of Columbine: how an obsession with school shooters led to a murder plot". Archived from the original on March 21, 2020. Retrieved June 11, 2020 – via www.theguardian.com.

Doland, Angela (May 21, 2003). "2003: Shades of Columbine". CBS News. Archived from the original on November 20, 2010. Retrieved June 10, 2010.

Roeder, Amy (September 1, 2002). "Zero Score". New England Film. Archived from the original on February 5, 2010.

"Massacre at Columbine High". Archived from the original on March 3, 2020. Retrieved July 25, 2020 – via www.imdb.com.

Vaughan, Kevin; Brian Crecente (May 16, 2006). "Video game reopens Columbine wounds; Parents of victims are horrified; creator says it's for 'real dialogue'". Rocky Mountain News. Archived from the original on June 14, 2006. Retrieved January 9, 2015.

Staff (May 20, 2006). "Columbine game disgusts families". The Evening Standard. p. 14.

"'I'm Not Ashamed' is better than it looks (but also bad and offensive)". Metro US. October 21, 2016. Archived from the original on July 3, 2020. Retrieved July 2, 2020.