Winer, R. S., & Dhar, R. (2011). Marketing management (4th ed.). Pearson Prentice Hall.
Dyfyniad Arddull ChicagoWiner, Russell S., and Ravi Dhar. Marketing Management. 4th ed. Upper Saddle River, N.J.: Pearson Prentice Hall, 2011.
Dyfyniad MLAWiner, Russell S., and Ravi Dhar. Marketing Management. 4th ed. Pearson Prentice Hall, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.