Dyfyniad APA

KOTHARI C R. (1987). RESEARCH METHODOLOGY: METHODS AND TECHNIQUES (2.). WILEY EASTERN LTD.

Dyfyniad Arddull Chicago

KOTHARI C R. RESEARCH METHODOLOGY: METHODS AND TECHNIQUES. 2. NEW DELHI: WILEY EASTERN LTD, 1987.

Dyfyniad MLA

KOTHARI C R. RESEARCH METHODOLOGY: METHODS AND TECHNIQUES. 2. WILEY EASTERN LTD, 1987.

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