Kumar,Ranjit. (2019). Research Methodology A Step-by-Step Guide for Beginners (5th.). Sage.
Chicagoスタイル(17版)引用形式Kumar,Ranjit. Research Methodology A Step-by-Step Guide for Beginners. 5th. London: Sage, 2019.
MLA(9版)引用形式Kumar,Ranjit. Research Methodology A Step-by-Step Guide for Beginners. 5th. Sage, 2019.
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