Cita APA (7a ed.)

Cullen, E. (2020). American evil: The psychology of serial killers. Waterside Press.

Cita Chicago Style (17a ed.)

Cullen, Eric. American Evil: The Psychology of Serial Killers. Hook: Waterside Press, 2020.

Cita MLA (9a ed.)

Cullen, Eric. American Evil: The Psychology of Serial Killers. Waterside Press, 2020.