Cita APA (7a ed.)

Egger, S. A. (2003). The need to kill: Inside the world of the serial killer (2. print.). Prentice Hall.

Cita Chicago Style (17a ed.)

Egger, Steven A. The Need to Kill: Inside the World of the Serial Killer. 2. print. Upper Saddle River, NJ: Prentice Hall, 2003.

Cita MLA (8a ed.)

Egger, Steven A. The Need to Kill: Inside the World of the Serial Killer. 2. print. Prentice Hall, 2003.