APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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