APA (7th ed.) Zitazioa

Frankel, J. (1988). International relations in a changing world (4th ed.). Oxford University Pr..

Chicago Style (17th ed.) Zitazioa

Frankel, Joseph. International Relations in a Changing World. 4th ed. Oxford; New York: Oxford University Pr., 1988.

MLA (9th ed.) Zitazioa

Frankel, Joseph. International Relations in a Changing World. 4th ed. Oxford University Pr., 1988.