Zeithaml, Valarie A Services marketing: Integrating customer focus across the firm - 7th ed. - Chennai Mc Graw Hill 2022 - xxxvi, 582 p. 4585 17/10/2022 RK22/1745 19/10/2022 IMSAR (Dev. & Research) ISBN: RS 930.00 Dewey Class. No.: 658.8 Z37S(7)