CRAVENS, D. W. (2006). Strategic marketingDavid W. Cravens and Nigel F. Piercy. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCRAVENS, David W. Strategic MarketingDavid W. Cravens and Nigel F. Piercy. McGraw-Hill, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCRAVENS, David W. Strategic MarketingDavid W. Cravens and Nigel F. Piercy. McGraw-Hill, 2006.
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