GOETSCH HAL. (1993). DEVELOPING,IMPLEMENTING,& MANAGING AN EFFECTIVE MARKETING. PLAN. NTC BUSINESS BOOKS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGOETSCH HAL. DEVELOPING,IMPLEMENTING,& MANAGING AN EFFECTIVE MARKETING. PLAN. LINCOLNWOOD ILLINOIS: NTC BUSINESS BOOKS, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGOETSCH HAL. DEVELOPING,IMPLEMENTING,& MANAGING AN EFFECTIVE MARKETING. PLAN. NTC BUSINESS BOOKS, 1993.
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