000 00420nam a2200157Ia 4500
008 200204s9999 xx 000 0 und d
082 _a658.812 Zei
100 _a"Zeithamal, Valarie A"
245 0 _aDelivering Quality Service : Balancing Customer Perceptions and Expectations
260 _aNew York
260 _bThe Free Press
260 _c1990
300 _a226 p.
650 _aCustomer Service
942 _cBK
999 _c43876
_d43876