Citazione Stile APA (7a Edizione)

Olson, W. C. (1987). The Theory and practice of international relations (Seventh edition.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Olson, William C. The Theory and Practice of International Relations. Seventh edition. Englewood Cliffs, New Jersey: Prentice-Hall, 1987.

Citatione MLA (9a ed.)

Olson, William C. The Theory and Practice of International Relations. Seventh edition. Prentice-Hall, 1987.