000 00339nam a2200145Ia 4500
008 230915s9999 xx 000 0 und d
082 _a GUP
100 _aGupta, S.R
245 0 _aElectronics And Telecommunications
260 _aNEW DELHI
260 _bR.P HOUSE
260 _c0
300 _a136
650 _aElectronics Engineering
999 _c158944
_d158944