Cita APA (7th ed.)
Sabine, G. H. (1961). A History of political theory (3rd ed.). Holt, Rinerhart.
Cita Chicago (17th ed.)
Sabine, George H. A History of Political Theory. 3rd ed. New York: Holt, Rinerhart, 1961.
Cita MLA (9th ed.)
Sabine, George H. A History of Political Theory. 3rd ed. Holt, Rinerhart, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.