000			00324nam a22001457a 4500
999			_c862 _d862
020			_a9788120321021
082			_a005.43 STA
100			_aStallings William
245			_aOperating Systems
250			_a4
260			_aNew Delhi _bPHI _c2003
300			_a778
650			_aComputer programming, programs & data
942			_cBK