APA (7th ed.) Citation

Waller, J. (2002). Becoming evil: How ordinary people commit genocide and mass killing. Oxford University Press.

Chicago Style (17th ed.) Citation

Waller, James. Becoming Evil: How Ordinary People Commit Genocide and Mass Killing. Oxford ; New York: Oxford University Press, 2002.

MLA (9th ed.) Citation

Waller, James. Becoming Evil: How Ordinary People Commit Genocide and Mass Killing. Oxford University Press, 2002.