Allen, C., Kania, D., & Yaeckel, B. (2001). One-to-one Web marketing: : build a relationship marketing strategy one customer at a time (2nd edition.). Wiley.
Citace podle Chicago (17th ed.)Allen, Cliff, Deborah Kania, a Beth Yaeckel. One-to-one Web Marketing: : Build a Relationship Marketing Strategy One Customer at a Time. 2nd edition. New York: Wiley, 2001.
Citace podle MLA (8th ed.)Allen, Cliff, et al. One-to-one Web Marketing: : Build a Relationship Marketing Strategy One Customer at a Time. 2nd edition. Wiley, 2001.
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