Barnes, J. G. (2006). Build your customer strategy: A guide to creating profitable customer relationship. John Wiley & Sons.
Citace podle Chicago (17th ed.)Barnes, James G. Build Your Customer Strategy: A Guide to Creating Profitable Customer Relationship. Hoboken, N. J: John Wiley & Sons, 2006.
Citace podle MLA (9th ed.)Barnes, James G. Build Your Customer Strategy: A Guide to Creating Profitable Customer Relationship. John Wiley & Sons, 2006.
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