一本是marketing analysis.
Lilien, G, Rangaswamy, A and De Bruyn, A 2007, Pr
in ci pl es of m ar ke tin g engineering, Trafford
Publishing, Victoria BC, Canada
一本是Client and Customer Relationship Management.
Kumar, V and Reinartz, WJ. 2006 Customer Relationship Management: A Database Approach, John Wiley & Sons, Hoboken, NJ.
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