Cita APA

Gettell, R. G. (1964). History of political thought (2nd ed.).

Chicago Edition Citation

Gettell, Raymond Garfield. History of Political Thought. 2nd ed. 1964.

Cita MLA

Gettell, Raymond Garfield. History of Political Thought. 2nd ed. 1964.

Atenció: Aquestes cites poden no estar 100% correctes.