Zeithaml, Valarie A. Services marketing: integrating customer focus across the firm/ Valarie A. Zeithaml, Mary Jo Bitner and Dwayne D. Gremler. - 4th edition - Boston: McGraw-Hill, c2006. - xxvii, 708 pages: illustrations; 25 cm. Includes index. ISBN: 0072961945 Subjects--Topical Terms: Services marketing Dewey Class. No.: DC 658.812 / Z3s