APA (7th ed.) Zitazioa
Gyorgy, A., & Gibbs, H. S. (1962). Problems in international relations. (2nd ed.). Prentice-Hall.
Chicago Style (17th ed.) Zitazioa
Gyorgy, Andrew, eta Hubert S. Gibbs. Problems in International Relations. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1962.
MLA (9th ed.) Zitazioa
Gyorgy, Andrew, eta Hubert S. Gibbs. Problems in International Relations. 2nd ed. Prentice-Hall, 1962.
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