Dyfyniad APA
Stern, L. W., & Adel I. El-Ansary and Anne T. Coughlan. (2001). Marketing channels (5th ed.). Prentice Hall of India.
Dyfyniad Arddull Chicago
Stern, Louis W., and Adel I. El-Ansary and Anne T. Coughlan. Marketing Channels. 5th ed. New Delhi: Prentice Hall of India, 2001.
Dyfyniad MLA
Stern, Louis W., and Adel I. El-Ansary and Anne T. Coughlan. Marketing Channels. 5th ed. Prentice Hall of India, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.