TY  - GEN
AU  - Kumar, V. 
AU  - Reinartz, Werner
TI  - Customer relationship management : Concept, Strategy, and Tools
SN  - 9783662585542
U1  - 658.834 
PY  - 2018///
CY  - Germany
PB  - Springer
KW  - Commerce
N1  - Includes index
ER  -