000 00259nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aGUPTA(JB)
245 0 _aELECTRICAL TECHNOLOGY
250 _a2002
260 _bKATARIA & SONS ( DELHI )
942 _2ddc
_cBTECH
999 _c3062
_d3062