000 00254nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aTIWARI (H P)
245 0 _aELECTRICAL & ELECTRONIC ENGINEERING
250 _a2nd
260 _bCBC
942 _2ddc
_cBTECH
999 _c6492
_d6492