Perreault, W. D., & McCarthy, E. J. (2006). Essentials of marketing: A global-managerial approach (10th ed.). McGraw-Hill/Irwin.
Dyfyniad Arddull ChicagoPerreault, William D., and E. Jerome McCarthy. Essentials of Marketing: A Global-managerial Approach. 10th ed. Boston, Mass.: McGraw-Hill/Irwin, 2006.
Dyfyniad MLAPerreault, William D., and E. Jerome McCarthy. Essentials of Marketing: A Global-managerial Approach. 10th ed. McGraw-Hill/Irwin, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.