APA aipamena

Kumar, R. (2014). Research Methodology (4th Ed.). Sage.

Chicago Style aipamena

Kumar, Ranjit. Research Methodology. 4th Ed. Los angles: Sage, 2014.

MLA aipamena

Kumar, Ranjit. Research Methodology. 4th Ed. Sage, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.