00273nam a2200109Ia 4500008004100000040002500041082001700066100001900083245004400102260000900146300000800155230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a647.94 C7393  a3G E- Learning 0aComputers for Hotel Management with DVD  c2019  a224