APA Zitierstil

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

Chicago Zitierstil

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

MLA Zitierstil

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

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.