Kumar, R. (2005). Research methodology: A step guide for beginners (2nd ed.). Pearson.
Chicago Stili AlıntıKumar, Ranjith. Research Methodology: A Step Guide for Beginners. 2nd ed. New Delhi: Pearson, 2005.
MLA AlıntıKumar, Ranjith. Research Methodology: A Step Guide for Beginners. 2nd ed. Pearson, 2005.
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