APA (7th ed.) Zitazioa

Gilpin, R. (1981). War and change in world politics. C.U.Pr..

Chicago Style (17th ed.) Zitazioa

Gilpin, Robert. War and Change in World Politics. Cambridge: C.U.Pr., 1981.

MLA (9th ed.) Zitazioa

Gilpin, Robert. War and Change in World Politics. C.U.Pr., 1981.