00391nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001600084245007600100260003700176300000800213650000800221700001600229221030s9999    xx            000 0 und d  a8187433450  aEnglish  a105.23bGup  aA. K. Gupta 0aPower Electronics & Introduction to Drivescby A. K. Gupta, L. P. Singh  bDhanpat Rai PubaNew Delhic2000  a468  aECE  aL. P. Singh