Arens, W. F. (2006). Contemporary advertising (10th ed.). McGraw-Hill/Irwin.
Dyfyniad Arddull ChicagoArens, William F. Contemporary Advertising. 10th ed. Boston, Mass.: McGraw-Hill/Irwin, 2006.
Dyfyniad MLAArens, William F. Contemporary Advertising. 10th ed. McGraw-Hill/Irwin, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.