Citazione APA

Bluhm, W. T. (1978). Theories of the political system: Classics of political thought & modern political analysis (3rd ed.). Prentice-hall.

Stile di citazione Chicago

Bluhm, William T. Theories of the Political System: Classics of Political Thought & Modern Political Analysis. 3rd ed. New Jersey: Prentice-hall, 1978.

Citazione MLA

Bluhm, William T. Theories of the Political System: Classics of Political Thought & Modern Political Analysis. 3rd ed. Prentice-hall, 1978.