000 00301nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a621.31
_bMAN
100 _aManoilov, V
245 0 _aFundamentals of electrical safety
260 _aMoscow
_bMir
_c1975
650 _aElectrical safety
942 _cBK
999 _c34195
_d34195