Dyfyniad APA

 Wagner, W. P. (2007).  Customer reltionship management: A pepople process, and technology approach.  Course Technology.

Dyfyniad Arddull Chicago

 Wagner, William P.  Customer Reltionship Management: A Pepople Process, and Technology Approach.  Course Technology, 2007.

Dyfyniad MLA

 Wagner, William P.  Customer Reltionship Management: A Pepople Process, and Technology Approach.  Course Technology, 2007.

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