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.