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