APA Edition Citation

Waller, J. (2007). Becoming evil: How ordinary people commit genocide and mass killing (2nd ed.). Oxford University Press.

Chicago Edition Citation

Waller, James. Becoming Evil: How Ordinary People Commit Genocide and Mass Killing. 2nd ed. Oxford: Oxford University Press, 2007.

MLA Edition Citation

Waller, James. Becoming Evil: How Ordinary People Commit Genocide and Mass Killing. 2nd ed. Oxford University Press, 2007.