00249nam a2200097Ia 4500008004100000041000800041100002300049245003300072260002700105999001900132230508s1997    xx            000 0 und d  aeng  aNAGARATH & KOTHARI  aELECTRIC MACHINES II EDITION  bT.M.H. NEW DELHIc1997  c721906d721906