Rai,Alok Kumar. (2008). Customer Relationship Management: Concepts and Cases. PHI.
Chicago ZitierstilRai,Alok Kumar. Customer Relationship Management: Concepts and Cases. New Delhi: PHI, 2008.
MLA ZitierstilRai,Alok Kumar. Customer Relationship Management: Concepts and Cases. PHI, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.