Ranjit Kumar. (1999). Research methodology: A step by step guide for beginners (1st.). Sage.
シカゴスタイル引用形Ranjit Kumar. Research Methodology: A Step by Step Guide for Beginners. 1st. London: Sage, 1999.
MLA引用形式Ranjit Kumar. Research Methodology: A Step by Step Guide for Beginners. 1st. Sage, 1999.
警告: この引用は必ずしも正確ではありません.