00385nam a2200145Ia 450000500170000000800410001702000180005808200220007610000160009824500600011425000110017426000300018530000150021544000090023020241029150458.0240126s9999    xx            000 0 und d  a9788120335608  a621.312  SIN;1  R  aSingh, S N. 0aElectric power generation transmission and distribution  a2nd ed  bPHI LearningaDelhic2008  axviii, 433  aNULL