000 00305nam a2200121Ia 4500
020 _a9788120314917
082 _a621.381
_bNAG
100 _aNagrath, I J
245 _aElectronics : Analog and Digital
260 _aNew Delhi
_b PHI
_c2008
650 _aElectronic Communication Engineering
942 _2ddc
_cBK
999 _c2703
_d2703