Roberts, M. L. (2013). Internet marketing: Integrating online and offline strategies. Australia: South-Western.
Παραπομπή Chicago StyleRoberts, Mary Lou. Internet Marketing: Integrating Online and Offline Strategies. Australia: South-Western, 2013.
Παραπομπή MLARoberts, Mary Lou. Internet Marketing: Integrating Online and Offline Strategies. Australia: South-Western, 2013.
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