Kumar, R. (2014). Research Methodology: A Step-by-Step Guide for Beginners (4th ed.). SAGE Publications.
Chicago Style (17. basım) AtıfKumar, Ranjit. Research Methodology: A Step-by-Step Guide for Beginners. 4th ed. London: SAGE Publications, 2014.
MLA (9th ed.) AtıfKumar, Ranjit. Research Methodology: A Step-by-Step Guide for Beginners. 4th ed. SAGE Publications, 2014.
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