Cita APA (7th ed.)

Roskin, M., & Berry, N. O. (2010). IR: The new world of international relations (8th ed.). Longman.

Cita Chicago (17th ed.)

Roskin, Michael, i Nicholas O. Berry. IR: The New World of International Relations. 8th ed. San Francisco: Longman, 2010.

Cita MLA (9th ed.)

Roskin, Michael, i Nicholas O. Berry. IR: The New World of International Relations. 8th ed. Longman, 2010.