00317nam a2200121Ia 4500008004100000041000800041082001700049100001400066245003700080250000800117260004300125650002700168230711s9999||||xx |||||||||||||| ||und||  aENG  a621.31bGU-P  aGupta,B.R 0aPower system analysis and design  a1st  c2007aNew DelhibS.Chand & Company Ltd  aElectrical Engineering