Smith, P. R., & Chaffey, D. (2003). eMarketing excellence: The heart of eBusiness. Butterworth Heinemann.
Chicago Style aipamenaSmith, P R., and Dave Chaffey. EMarketing Excellence: The Heart of EBusiness. Oxford: Butterworth Heinemann, 2003.
MLA aipamenaSmith, P R., and Dave Chaffey. EMarketing Excellence: The Heart of EBusiness. Butterworth Heinemann, 2003.
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