ZEITHAML, VALARIE A. SERVICES MARKETING: INTEGRATONG CUSTOMER FOCUS ACROSS THE FIRM - 3RD ED. - BOSTON Estados Unidos MCGRAW-HILL 2003 - 668 INGLES ISBN: 0071199144 LCCN: 52907 Subjects--Topical Terms: SERVICIO AL CLIENTESERVICIOS DE MARKETING Dewey Class. No.: 658.8