TY - SER AU - Kumar,v. TI - Customer relationship management: a database approach SN - 8126509139 (paperback) U1 - 658 13 PY - 2006///- CY - New Delhi PB - Wiley India KW - Marketing KW - Communication systems KW - Data processing KW - Business enterprises KW - Computer networks KW - Internet marketing KW - Internet advertising ER -