Dyfyniad APA

D.Amarchand & B.Varadharajan. (1989). Text book of marketing. Konark Publishers.

Dyfyniad Arddull Chicago

D.Amarchand and B.Varadharajan. Text Book of Marketing. Delhi: Konark Publishers, 1989.

Dyfyniad MLA

D.Amarchand and B.Varadharajan. Text Book of Marketing. Konark Publishers, 1989.

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