CRAVENS, D. W. (1997). Strategic Marketing David W. Cravens And Charles W. Lamb. Richard D. Irwin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCRAVENS, David W. Strategic Marketing David W. Cravens And Charles W. Lamb. Richard D. Irwin, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCRAVENS, David W. Strategic Marketing David W. Cravens And Charles W. Lamb. Richard D. Irwin, 1997.
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