00361nam a2200133Ia 4500008004100000041001200041082001700053100000900070245004400079260003800123300000800161400003700169650002100206231217s9999    xx            000 0 und d  aEnglish  a621.381  NTT  aNTTF 0aElectronic production technology theory  bNew Delhi : Dept. of Electronics,  a340  aImpact learning materials series  apower,elctronics