Sabine, G. H. (1961). A history of political theory (3d ed.). Holt, Rinehart and Winston.

Sabine, George Holland. A History of Political Theory. 3d ed. New York: Holt, Rinehart and Winston, 1961.

Sabine, George Holland. A History of Political Theory. 3d ed. Holt, Rinehart and Winston, 1961.