000 00301nam a2200109Ia 4500
008 220201s1957 xx 000 0 eng d
100 _aMarkus & John & Zeluff,Vin
245 0 _aHandbook of industrial electronic control circuits
260 _bMc Graw Hill Book Co
_c1957
300 _a352
942 _2ddc
999 _c71134
_d71134