APA-referens (7:e uppl.)

Curtis, M. (1961). The great political theories. Avon Book Division.

Chicago-referens (17:e uppl.)

Curtis, Michael. The Great Political Theories. New York: Avon Book Division, 1961.

MLA-referens (9:e uppl.)

Curtis, Michael. The Great Political Theories. Avon Book Division, 1961.