APA-referens (7:e uppl.)

Harmont, M. J. (1964). Political thought: From Plato to the present. McGraw-Hill.

Chicago-referens (17:e uppl.)

Harmont, Mont Judd. Political Thought: From Plato to the Present. New York: McGraw-Hill, 1964.

MLA-referens (9:e uppl.)

Harmont, Mont Judd. Political Thought: From Plato to the Present. McGraw-Hill, 1964.