Citazione Stile APA (7a Edizione)

Toma, P. A., & Gyorgy, A. (1967). Basic issues in international relations. Allyn and Bacon, Inc.

Citazione stile Chigago Style (17a edizione)

Toma, Peter A., e Andrew Gyorgy. Basic Issues in International Relations. Boston: Allyn and Bacon, Inc, 1967.

Citatione MLA (9a ed.)

Toma, Peter A., e Andrew Gyorgy. Basic Issues in International Relations. Allyn and Bacon, Inc, 1967.