Citazione APA

Friedrich, C. J. (1967). Introduction to Political theory: Twelve Lectures at Harvard. Jaico.

Stile di citazione Chicago

Friedrich, Carl J. Introduction to Political Theory: Twelve Lectures at Harvard. Bombay: Jaico, 1967.

Citazione MLA

Friedrich, Carl J. Introduction to Political Theory: Twelve Lectures at Harvard. Jaico, 1967.