00000cam a22000004a 4500 UP-8027390931313321122 Buklod 20070912115633.0 m |o d | ta 990611s1991 nyu rb |001 0|eng d 002903079X (iLib)UPVIS-00000005748 HF5415.5 B48 1991 Berry, Leonard L. Marketing services competing through quality Leonard L. Berry, A. Parasuraman. New York The Free Press c1991. 212 p. Customer services. Service industries Marketing. Parasuraman, A. UPVIS UPV-ML HF5415.5 .B48 1991 Book