APA (7th ed.) Citation

Fox, J. A., & Levin, J. (2012). Extreme killing: Understanding serial and mass murder (2. ed.). Sage Publications.

Chicago Style (17th ed.) Citation

Fox, James Alan, and Jack Levin. Extreme Killing: Understanding Serial and Mass Murder. 2. ed. Los Angeles [u.a.]: Sage Publications, 2012.

MLA (9th ed.) Citation

Fox, James Alan, and Jack Levin. Extreme Killing: Understanding Serial and Mass Murder. 2. ed. Sage Publications, 2012.