APA aipamena

EugeneR.Wittkopf, C., Jr. (2004). American foreign policy：pattern and process. 北京大学出版社.

Chicago Style aipamena

EugeneR.Wittkopf, CharlesW.Kegley, Jr. American Foreign Policy：pattern and Process. 北京大学出版社, 2004.

MLA aipamena

EugeneR.Wittkopf, CharlesW.Kegley, Jr. American Foreign Policy：pattern and Process. 北京大学出版社, 2004.

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