000			00349nam a2200133Ia 4500
008			240913s9999||||xx |||||||||||||| ||und||
082			_aGS 005.42 DHA/S
100			_aD.M.Dhamdhera
245		0	_aSystem programming and operating System
250			_a2nd rev ed
260			_bTata McGraw Hill _aNew Delhi _c1999
300			_a658 p
942			_cBKS
999			_c10243 _d10243