000 00345nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aM.Wales
245 0 _aComputing System Hardware
250 _a1st Ed
260 _aLondon
260 _bCambridge University Press
260 _c1976
650 _aComputing System Hardware
942 _cBK
999 _c10143
_d10143