000			00304nam a2200133Ia 4500
008			160122s9999 xx 000 0 und d
041			_aEnglish
100			_aWilliam Sttalling
245			_aOperating Systems
250			_a5th
260			_bDelhi:Pearson Ed _c2008
300			_a818p.
650			_aComputer
999			_c1745 _d1745