GOETSCH HAL. (1993). DEVELOPING,IMPLEMENTING,& MANAGING AN EFFECTIVE MARKETING. PLAN. NTC BUSINESS BOOKS.
Dyfyniad Arddull ChicagoGOETSCH HAL. DEVELOPING,IMPLEMENTING,& MANAGING AN EFFECTIVE MARKETING. PLAN. LINCOLNWOOD ILLINOIS: NTC BUSINESS BOOKS, 1993.
Dyfyniad MLAGOETSCH HAL. DEVELOPING,IMPLEMENTING,& MANAGING AN EFFECTIVE MARKETING. PLAN. NTC BUSINESS BOOKS, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.