000 00261nam a2200109Ia 4500
008 231212s1980 xx 000 0 und d
041 _aeng
082 _a621.31042
100 _aBrazam A.
245 _aAutomation in Electrical
260 _aMascow
_bMir Pub
_c1980
999 _c958488
_d958488