CRAVENS, D. W., & CRAVENS, D. W. (1997). Strategic Marketing. Il. Irwin.
Chicago Style aipamenaCRAVENS, David W., and David W. CRAVENS. Strategic Marketing. Il. Irwin, 1997.
MLA aipamenaCRAVENS, David W., and David W. CRAVENS. Strategic Marketing. Il. Irwin, 1997.
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