TY - BOOK AU - DiJulius,John R. TI - Secret service: hidden systems that deliver unforgettable customer service SN - 0814471714 AV - HF5415.5 .D558 2003 PY - 2003/// CY - New York PB - AMACOM KW - Customer services KW - Consumer satisfaction KW - Customer loyalty N1 - Includes index ER -