Cofnodi Dyfyniadau

Dyfyniad APA
Engel, J. F., Blackwell, R. D., & Kollat, D. T. (1973). Consumer behavior (2nd ed.). Holt, Rinehart and Wiston.
Dyfyniad Arddull Chicago
Engel, James F., Roger D. Blackwell, and David T. Kollat. Consumer Behavior. 2nd ed. New York: Holt, Rinehart and Wiston, 1973.
Dyfyniad MLA
Engel, James F., et al. Consumer Behavior. 2nd ed. Holt, Rinehart and Wiston, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.