APA Citation

 Cooper, D. R. (2006).  Business research methods.  McGraw-Hill/Irwin.

Trích dẫn kiểu Chicago

 Cooper, Donald R.  Business Research Methods.  McGraw-Hill/Irwin, 2006.

MLA Citation

 Cooper, Donald R.  Business Research Methods.  McGraw-Hill/Irwin, 2006.

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