000 00251nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aTIWARI(H.P)
245 0 _aELECTRICAL ENGINEERING & ELECTRONIS
250 _a2
260 _bCBC
942 _2ddc
_cBTECH
999 _c6450
_d6450