Citazione Stile APA (7a Edizione)

Roskin, M., & Berry, N. O. (2007). IR: The new world of international relations (7th ed.). Pearson/Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Roskin, Michael, e Nicholas O. Berry. IR: The New World of International Relations. 7th ed. Upper Saddle River, N.J: Pearson/Prentice Hall, 2007.

Citatione MLA (9a ed.)

Roskin, Michael, e Nicholas O. Berry. IR: The New World of International Relations. 7th ed. Pearson/Prentice Hall, 2007.