Dyfyniad APA
Kothari, C. R. (2004). Research methodology: Methods & techniques (2nd rev. ed.). New Age International (P) Ltd., Publishers.
Dyfyniad Arddull Chicago
Kothari, C. R. Research Methodology: Methods & Techniques. 2nd rev. ed. New Delhi: New Age International (P) Ltd., Publishers, 2004.
Dyfyniad MLA
Kothari, C. R. Research Methodology: Methods & Techniques. 2nd rev. ed. New Age International (P) Ltd., Publishers, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.