000 00321nam a2200133Ia 4500
008 230627s9999 xx 000 0 und d
040 _aNORSU-Sia
_cNORSU-Sia
082 _a 025.04 Ob6
100 _aO'Brien, James C.
245 0 _aIntroduction to information systems
260 _c2005
942 _cBK
999 _c31
_d31