- Blanco, J. I. (n.d.). Dennis Lynn RADER. Retrieved March 18, 2015, from Murderpedia website: http://murderpedia.org/male.R/r/rader-dennis.htm
- BTK. (n.d.). Retrieved March 26, 2015, from BTK website: http://dennisraderpsychology.weebly.com/psychoanalysis.html
- The BTK Site. (n.d.). Retrieved March 26, 2015, from The BTK Strangler Serial Killer Bondage Photos and Artwork website: http://www.freewebs.com/thebtksite/btkbondage.htm
- Court Transcript of BTK's Confession. (n.d.). Retrieved March 18, 2015, from About News website: http://crime.about.com/od/current/a/btktranscript.htm
- DENNIS RADER - BTK KILLER - A BIOGRAPHY. (n.d.). Retrieved March 18, 2015, from DENNIS RADER - BTK KILLER - A BIOGRAPHY website: http://dennisraderbtk.blogspot.com/2007/01/county-jail.html
- Mann, D. (n.d.). Portrait of a Psychopath Experts say serial killers can look extraordinarily ordinary on the outside. Retrieved March 26, 2015, from WebMD website: http://www.webmd.com/mental-health/features/portrait-of-psychopath
- Mann, D. (2005, July 1). The BTK Killer: Portrait of a Psychopath. Retrieved March 26, 2015, from Fox News website: http://www.foxnews.com/story/2005/07/01/btk-killer-portrait-psychopath/
- Sexton, M., Shaw, M., & Smith, L. (n.d.). Dennis L. Rader “BTK”— Bind them, Torture them, Kill them. Retrieved March 18, 2015, from http://maamodt.asp.radford.edu/Psyc%20405/serial%20killers/Rader,%20Dennis%20-%202005.pdf
- Shively, C. (2005, February 26). Wichita Police: 'BTK Is Arrested'. Retrieved March 18, 2015, from Fox News website: http://www.foxnews.com/story/2005/02/26/wichita-police-btk-is-arrested/
- Sullivan, G. (2015, March 6). A psychopathic serial killer, Dennis Rader (BTK). Retrieved March 26, 2015, from The Clinical Psychologist's Bookshelf website: http://clinicalpsychreading.blogspot.com/2015/03/a-psychopathic-serial-killer-dennis.html
- Taylor, R. (2007, April 25). Etiology of the Psychopathic Serial Killer: An Analysis of Antisocial Personality Disorder, Psychopathy, and Serial Killer Personality and Crime Scene Characteristics. Retrieved March 26, 2015, from Oxford Journals website: http://btci.edina.clockss.org/cgi/content/full/7/2/151/