PAUL GREENBERG CRM AT THE SPEED OF LIGHT : ESSENTIAL CUSTOMER STRATEGIES FOR THE 21ST CENTURY PAUL GREENBERG - 3 - TATA MCGRAW HILL 2008 - xviii, 670 p. ISBN: 9780070590571 Subjects--Topical Terms: CUSTOMER RELATIONS MANAGEMENT Dewey Class. No.: 658.812 GRE (MBA) / PAU