APA citiranje

 Kumar, R. (2011).  Research methodology: A step-by-step guide for beginners.  Sage.

Trích dẫn kiểu Chicago

 Kumar, Ranjit.  Research Methodology: A Step-by-step Guide for Beginners.  Sage, 2011.

MLA citiranje

 Kumar, Ranjit.  Research Methodology: A Step-by-step Guide for Beginners.  Sage, 2011.

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