HARVARD BUSINESS REVIEW. (1981). IMPLEMENTING MARKETING STRATEGIES. HARVARD BUS. SCHOOL.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS REVIEW. IMPLEMENTING MARKETING STRATEGIES. USA: HARVARD BUS. SCHOOL, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS REVIEW. IMPLEMENTING MARKETING STRATEGIES. HARVARD BUS. SCHOOL, 1981.
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