Zeithaml, Valarie A. Services marketing : integrating customer focus across the firm / Valarie A. Zeithaml and Mary Jo Bitner. - 2nd ed. - Boston : Irwin/McGraw-Hill, 2000 - xxviii, 620 p. : ill. ; 26 cm. Includes bibliographical references and index. ISBN: 9780072312218 0071169946 0072312211 9780071169943 Subjects--Topical Terms: Customer services Dewey Class. No.: 658.8 / ZES