HARVARD BUSINESS REVIEW. (1963). MARKETING PLANNING & STRATEGY: PART. II. HARVARD BUSINESS REVIEW.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS REVIEW. MARKETING PLANNING & STRATEGY: PART. II. BOSTON: HARVARD BUSINESS REVIEW, 1963.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHARVARD BUSINESS REVIEW. MARKETING PLANNING & STRATEGY: PART. II. HARVARD BUSINESS REVIEW, 1963.
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