000			00330nam a2200145Ia 4500
100			_aHayes /John P.
942			_cBK
654			_aComputer architecture
245			_aComputer architecture and organisation
260			_bTata Mc Graw hill _c1979
082			_a621.392 _bHAY
300			_a498
546			_aENGLISH
999			_c21001 _d21001