Gaya APA

Kumar, V.; Reinartz, Wener. (2006). Customer Relationship Management: Concept, Strategy, and Tools (3rd edition) (3). German: John Wiley & Sons, Inc.

Gaya Chicago

Kumar, V.; Reinartz, Wener. Customer Relationship Management: Concept, Strategy, and Tools (3rd edition). 3 German: John Wiley & Sons, Inc, 2006. .

Gaya MLA

Kumar, V.; Reinartz, Wener. Customer Relationship Management: Concept, Strategy, and Tools (3rd edition). 3 German: John Wiley & Sons, Inc, 2006. .

Gaya Turabian

Kumar, V.; Reinartz, Wener. Customer Relationship Management: Concept, Strategy, and Tools (3rd edition). 3 German: John Wiley & Sons, Inc, 2006. .