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