Berry, Leonard L. Marketing services : competing through qualilty / Leonard L. Berry and A. Parasuraman - New York : The Free Press, c1991. - xi, 212 p. : ill. ; 24 cm. ISBN: LCCN: Subjects--Topical Terms: Customer serviceService industriesMarketing LC Class. No.: HF5415.5 / .B48 1991 Dewey Class. No.: 658.8 / B534m