Dyfyniad APA

Spanier, J. W., & Hook, S. W. (1998). American foreign policy since World War II (14th ed.). CQ Press.

Dyfyniad Arddull Chicago

Spanier, John W., and Steven W. Hook. American Foreign Policy Since World War II. 14th ed. Washington, D.C.: CQ Press, 1998.

Dyfyniad MLA

Spanier, John W., and Steven W. Hook. American Foreign Policy Since World War II. 14th ed. CQ Press, 1998.

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