000 00251nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aGUPTA(B.R)
245 0 _aELECTRICAL SCIENCE
250 _a2000
260 _bWHEELER PUBLISHING
942 _2ddc
_cBTECH
999 _c3040
_d3040