APA-referens (7:e uppl.)

Swabey, W. C. (1961). Ethical theory: From Hobbes to Kant. Citadel Press.

Chicago-referens (17:e uppl.)

Swabey, William Curtis. Ethical Theory: From Hobbes to Kant. New York: Citadel Press, 1961.

MLA-referens (8:e uppl.)

Swabey, William Curtis. Ethical Theory: From Hobbes to Kant. Citadel Press, 1961.