Citazione Stile APA (7a Edizione)

Vasquez, J. A. (1990). Classics of international relations (2nd.ed.). Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Vasquez, John A. Classics of International Relations. 2nd.ed. New Jersey: Prentice Hall, 1990.

Citatione MLA (9a ed.)

Vasquez, John A. Classics of International Relations. 2nd.ed. Prentice Hall, 1990.