Cita APA (7th ed.)

Dunning, W. A. (1902). A history of political theories. Macmillan.

Cita Chicago (17th ed.)

Dunning, William Archibald. A History of Political Theories. New York: Macmillan, 1902.

Cita MLA (9th ed.)

Dunning, William Archibald. A History of Political Theories. Macmillan, 1902.