APA stil citiranja

Roskin, M., & Berry, N. O. (1990). IR: IR : an introduction to international relations. Englewood Cliffs: Prentice Hall.

Chicago stil citiranja

Roskin, Michael, and Nicholas O. Berry. IR: IR : an introduction to international relations. Englewood Cliffs: Prentice Hall, 1990.

MLA stil citiranja

Roskin, Michael, and Nicholas O. Berry. IR: IR : an introduction to international relations. Englewood Cliffs: Prentice Hall, 1990.