Kumar, R. (2005). Research Methodology: A step-by-step guide for beginners (2nd ed.). Pearson Education.
Chicago Style (17. basım) AtıfKumar, Ranjit. Research Methodology: A Step-by-step Guide for Beginners. 2nd ed. New Delhi: Pearson Education, 2005.
MLA (9th ed.) AtıfKumar, Ranjit. Research Methodology: A Step-by-step Guide for Beginners. 2nd ed. Pearson Education, 2005.
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