000 00308nam a22001217a 4500
020 _a9788121932516
082 _a621.381
_bGUP/EL
100 _aGupta, B.R
245 _aElectrical and electronics engineering
260 _aNew Delhi
_bS.Chand & Company Ltd.
_c2010
700 _aVandana Singhal
942 _cBK
999 _c267915
_d267915