APA-referens (7:e uppl.)

Dunning, W. A. (1930). A history of political theories. Macmillan.

Chicago-referens (17:e uppl.)

Dunning, William Archibald. A History of Political Theories. New York: Macmillan, 1930.

MLA-referens (9:e uppl.)

Dunning, William Archibald. A History of Political Theories. Macmillan, 1930.