APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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