000 00391nam a2200157Ia 4500
008 240301s9999 xx 000 0 und d
020 _a9781680954258
040 _aNORSU-Bay
_cNORSU-Bay
082 _a647.94 A77
100 _a3G E-Learning
245 0 _aHousekeeping Operations
260 _aNew York, USA
_b3G E-learning LLC
_c2017
300 _a264p.
942 _cBK
999 _c25708
_d25708