000 00302nam a2200133Ia 4500
008 241124s9999 xx 000 0 und d
100 _aFlymn, I.M.
245 0 _aUnderstanding Operating Systems
250 _a3
260 _bBrooks/Cole Publishing Co
260 _c2001
300 _a462
942 _cBK
999 _c1691
_d1691