Roskin, M., & Berry, N. O. (1993). IR: The new world of international relations (2nd ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Roskin, Michael, agus Nicholas O. Berry. IR: The New World of International Relations. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1993.
Lua MLA (8ú heag.)Roskin, Michael, agus Nicholas O. Berry. IR: The New World of International Relations. 2nd ed. Prentice-Hall, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.