Bickerton, P. .. a. (2000). Cybermarketing (2nd ed.). Butterworth - Heinemann.
Dyfyniad Arddull ChicagoBickerton, Pauline ...[et al.]. Cybermarketing. 2nd ed. Oxford: Butterworth - Heinemann, 2000.
Dyfyniad MLABickerton, Pauline ...[et al.]. Cybermarketing. 2nd ed. Butterworth - Heinemann, 2000.
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