APA aipamena

Kumar, R. (2014). Research methodology: A step-by-step guide for beginners. London: SAGE.

Chicago Style aipamena

Kumar, Ranjit. Research Methodology: A Step-by-step Guide for Beginners. London: SAGE, 2014.

MLA aipamena

Kumar, Ranjit. Research Methodology: A Step-by-step Guide for Beginners. London: SAGE, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.