000 00365nam a2200145Ia 4500
100 _aRIEGER H
020 _a0-85501-513-6
650 _aElectric Circuit
365 _cRS
365 _d1
942 _cENGBK
245 _aThe alternating Current Cicuit
_bProgrammed Instruction 13
260 _bSiemens Akienge Sellschaft Heyden & Co
_c74
_aLondon
300 _a68 pp
999 _c37407
_d37407