TY - BOOK AU - Shapiro,Benson P. AU - Sviokla,J.J. ED - Harvard Business Review. TI - keeping customers SN - 0875843336 U1 - 658.812 PY - 1993/// CY - Boston, MA. PB - Havard Business School KW - Customer service KW - United States KW - Consumer satisfaction N1 - Includes bibliographical references and index ER -