000 00284nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aWilliam Stalling
245 _aOperating system
260 _bDelhi:Pearson Pub.
_c2003
300 _a779p.
650 _aComputer
999 _c4595
_d4595