References
- APA. Diagnostic and statistic manual of mental disorders volume IV. American Psychiatric Association, Washington, DC 1994
- Ellis BE. American Psycho. Vintage Books, New York 1991
- Hare RD. Manual for the revised psychopathy checklist(2nd edn). Multi-care Health Systems, Toronto 2003; 2nd edn
- Harron, M. & Turner, G. (2000). American Psycho (Screenplay based on book). Film directed by Mary Harron. Santa Monica: Lion Gate Entertainment.
- Tupes, E. C. & Christal, R. E. (1961). Recurrent personality factors based on trait ratings (ASD-TR-61-97). Lackland Air Force Base, Texas: Aeronautical Systems Division, Personnel Laboratory.