000 00334nam a2200145Ia 4500
008 221117s9999 xx 000 0 und d
082 _bGUP
100 _aGUPTA, J.B.
245 0 _aELECTRICAL TECHNOLOGY
250 _a2ND
260 _bKATSON, NEW DELHI
_c2011
300 _a517
650 _aElectrical Engineering
942 _cBK
999 _c212749
_d212749