COOPER D R & Schindler Pamela. (2019). BUSINESS RESEARCH METHODS (12th.). MCGRAW-HILL Education India.
Chicago Style (17. basım) AtıfCOOPER D R ve Schindler Pamela. BUSINESS RESEARCH METHODS. 12th. Chennai: MCGRAW-HILL Education India, 2019.
MLA (9th ed.) AtıfCOOPER D R ve Schindler Pamela. BUSINESS RESEARCH METHODS. 12th. MCGRAW-HILL Education India, 2019.
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