APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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