APA引文

Kumar, R. (2014). Research Methodology A Step -by- Step Guide for Beginners (4th.). Sage.

Chicago Style (17th ed.) Citation

Kumar, Ranjit. Research Methodology A Step -by- Step Guide for Beginners. 4th. New delhi: Sage, 2014.

MLA引文

Kumar, Ranjit. Research Methodology A Step -by- Step Guide for Beginners. 4th. Sage, 2014.