00336nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001600084245005100100260003700151300000600188650000800194221030s9999    xx            000 0 und d  a8177000136  aEnglish  a105.23bSin  aS. N. Singh 0aText Book of Power Electronicscby S. N. Singh  bDhanpat Rai PubaNew Delhic2000  a0  aECE