Dyfyniad APA

Kothari, C. R. (2019). Research methodology: Methods and techniques (4th.). New Age International Publication.

Dyfyniad Arddull Chicago

Kothari, C. R. Research Methodology: Methods and Techniques. 4th. Bangalore: New Age International Publication, 2019.

Dyfyniad MLA

Kothari, C. R. Research Methodology: Methods and Techniques. 4th. New Age International Publication, 2019.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.