APA aipamena

Kothari,C R. (2004). Research methodology: Methods and techniques. New Age International Pvt. Ltd.

Chicago Style aipamena

Kothari,C R. Research Methodology: Methods and Techniques. New Delhi: New Age International Pvt. Ltd, 2004.

MLA aipamena

Kothari,C R. Research Methodology: Methods and Techniques. New Age International Pvt. Ltd, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.