00328nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001600084245003800100260004000138300000800178650000800186221030s9999    xx            000 0 und d  a8187433450  aEnglish  a105.23bGup  aB. R. Gupta 0aPower Electronicscby B. R. Gupta  bS.K Kataria & SonsaNew Delhic2000  a430  aECE