Dyfyniad APA

Kothari, C. (2014). Reseasrsch methodology: Methods and techniques (3rd.ed.). New Age International.

Dyfyniad Arddull Chicago

Kothari, C.R. Reseasrsch Methodology: Methods and Techniques. 3rd.ed. New Delhi: New Age International, 2014.

Dyfyniad MLA

Kothari, C.R. Reseasrsch Methodology: Methods and Techniques. 3rd.ed. New Age International, 2014.

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