00268nam a2200109Ia 4500008004100000041001200041082001100053100001400064245006800078260000600146650000600152221030s9999    xx            000 0 und d  aEnglish  a105.23  aH. Pratab 0aArt & Science of Utilisation of Electrical Energycby H. Pratab  c0  aB