00706nam0-22002651i-450-990002842420403321000284242FED01000284242(Aleph)000284242FED0100028424220000920d1992----km-y0itay50------baENGMarketing servicesLeonard L.Berry, Parasuraman A.USASperling & Kupfer1992267 p.Berry,Leonard L.40225Parasuraman,A.ITUNINARICAUNIMARCBK9900028424204033214-0-529-TI3648 DEAECAECAMarketing services417358UNINAING01