Barnes, J. G. (2003). Secrets of customer relationship management. Andi.
Cita Chicago Style (17a ed.)Barnes, James G. Secrets of Customer Relationship Management. Andi, 2003.
Cita MLA (8a ed.)Barnes, James G. Secrets of Customer Relationship Management. Andi, 2003.
Precaución: Estas citas no son 100% exactas.