CRAVENS, D. W., & CRAVENS, D. W. (1997). Strategic Marketing. Il. Irwin.
Dyfyniad Arddull ChicagoCRAVENS, David W., and David W. CRAVENS. Strategic Marketing. Il. Irwin, 1997.
Dyfyniad MLACRAVENS, David W., and David W. CRAVENS. Strategic Marketing. Il. Irwin, 1997.
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