Dyfyniad APA
Cooper, D. R., & Schindler, P. S. (2011). Business research methods (11th ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Cooper, Donald R., and Pamela S. Schindler. Business Research Methods. 11th ed. Boston: McGraw-Hill, 2011.
Dyfyniad MLA
Cooper, Donald R., and Pamela S. Schindler. Business Research Methods. 11th ed. McGraw-Hill, 2011.
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