FROHOCK, F. M. (1974). Normative political theory.: Fred M. FROHOCK. Prentice-Hall.
Cita Chicago (17th ed.)FROHOCK, Fred M. Normative Political Theory.: Fred M. FROHOCK. Englewood Cliffs, N.J.: Prentice-Hall, 1974.
Cita MLA (9th ed.)FROHOCK, Fred M. Normative Political Theory.: Fred M. FROHOCK. Prentice-Hall, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.