000			nam a22 7a 4500
999			_c10392 _d10392
005			20180711113541.0
008			180711b xxu||||| |||| 00| 0 eng d
020			_a9788173719820
100			_aSharma,A.K.
245			_aOperating Systems
250			_a1st
260			_aNew Delhi _bUniversity Press
300			_aXI,379p.
942			_2ddc _cGB