000			00496nam a2200193Ia 4500
999			_c49106 _d49106
005			20190822043232.0
008			180612s9999||||xx |||||||||||||| ||und||
020			_a0-07-039455-5
041			_aen
082			_a5.265
100			_aMADNICK, Stuart E. _93686
110			_aDonovan, John J. _93687
245		0	_aOperating Systems
260			_aNew York. _bMcGraw-Hill,Inc. _c1974
300			_axvii, 640p.
650			_aComputer _93688
650			_aOperating System _93689
942			_cPR _2ddc