Cita APA (7th ed.)

Curtis, M. (1981). The Great political theories (New, expanded edition.). Avon Books.

Cita Chicago (17th ed.)

Curtis, Michael. The Great Political Theories. New, expanded edition. New York: Avon Books, 1981.

Cita MLA (9th ed.)

Curtis, Michael. The Great Political Theories. New, expanded edition. Avon Books, 1981.