00312nam a2200121Ia 4500008004100000020001500041041001200056100002100068245004500089260003800134300000800172650001000180221030s9999    xx            000 0 und d  a8131517994  aEnglish  aR. K. Srivastava 0aElectrical Machinescby R. K. Srivastava  bCengage LearningaNew Delhic2013  a686  aBB EE