Zeithaml, Valarie A. Services marketing : Integrating customer focus across the firm / By Valarie A Zeithaml, Mary Jo; Bitner and Dwayne D ; Zeithaml Gremler. - 7. - New Delhi : McGraw Hill, 2019. - 582p. ; 00 cm. ISBN: 9789353160777 Subjects--Topical Terms: Management. Dewey Class. No.: 658.8 / ZEI