Riemer, N. (1967). American political theory. Van Nostrand.
Cita Chicago (17th ed.)Riemer, Neal. American Political Theory. Princeton, N. J: Van Nostrand, 1967.
Cita MLA (9th ed.)Riemer, Neal. American Political Theory. Van Nostrand, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.