000			00333nam a22001577a 4500
999			_c44752 _d44752
003			OSt
020			_a9788126520510
082			_a005.43 SIL-O
100			_aSilberschatz, Abraham
245			_aOperating System Concepts
250			_a8th
260			_aNew Delhi _bWiley
300			_a972p.
901			_a2077DON
942			_2ddc _cBK