Zeithaml, Valarie A. Services marketing : integrating customer focus across the firm / Valarie A. Zeithaml, Mary Jo Bitner and Dwayne D. Gremler. - 4th ed. - Boston : McGraw-Hill/Irwin, c2006. - xxvii, 708 p. : ill. ; 27 cm Includes bibliographical references and index. ISBN: 0072961945 (alk. paper) TZS 10,000/= Subjects--Topical Terms: Service industriesCustomer servicesMarketing. Dewey Class. No.: 658.8 ZEI