DALRYMPLE DOUGLAS J. (1983). MARKETING MANAGEMENT: STRATEGY & CASES (3RD.). JOHN WILEY AND SONS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDALRYMPLE DOUGLAS J. MARKETING MANAGEMENT: STRATEGY & CASES. 3RD. HOBOKEN: JOHN WILEY AND SONS, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDALRYMPLE DOUGLAS J. MARKETING MANAGEMENT: STRATEGY & CASES. 3RD. JOHN WILEY AND SONS, 1983.
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