Παραπομπή APA

Plano, J. C., & Olton Roy. (1969). International relations dictionary. Holt.

Παραπομπή Chicago Style

Plano, Jack C., και Olton Roy. International Relations Dictionary. New York: Holt, 1969.

Παραπομπή MLA

Plano, Jack C., και Olton Roy. International Relations Dictionary. Holt, 1969.