000			00306nam a2200133Ia 4500
008			160122s9999 xx 000 0 und d
041			_aEnglish
100			_aD M Dhamdhere
245			_aOperating Systems
250			_a2nd
260			_bDelhi:Tata Mcgraw hill _c2006
300			_a789p.
650			_aComputer
999			_c1742 _d1742