APA-referens (7:e uppl.)
Waller, J. (2002). Becoming evil: How ordinary people commit genocide and mass killing. Oxford University Press.
Chicago-referens (17:e uppl.)
Waller, James. Becoming Evil: How Ordinary People Commit Genocide and Mass Killing. Oxford ; New York: Oxford University Press, 2002.
MLA-referens (9:e uppl.)
Waller, James. Becoming Evil: How Ordinary People Commit Genocide and Mass Killing. Oxford University Press, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.