000			00323nam a2200133Ia 4500
008			140317s9999 xx 000 0 und d
082			_a621.381
100			_aChannon,A.G.D.
245			_aElectronics-I.
260			_aLondon _bHeinemann Educational Books. _c1970
300			_a328
653			_aElectronics
942			_2ddc _cBK
999			_c5258 _d5258