000 00317nam a2200133Ia 4500
008 140317s9999 xx 000 0 und d
082 _a621.381
100 _aAlfrey,G.F.
245 _aPhysical electronics.
260 _aLondon
_bV.Van Nostrand Co.
_c1964
300 _a220
653 _aElectronics
942 _2ddc
_cBK
999 _c3150
_d3150