APA (7th ed.) Citation

Sabine, G. H. (1950). A history of political theory (Rev.ed.). Holt.

Chicago Style (17th ed.) Citation

Sabine, George Holland. A History of Political Theory. Rev.ed. New York: Holt, 1950.

MLA (9th ed.) Citation

Sabine, George Holland. A History of Political Theory. Rev.ed. Holt, 1950.