000 00451nac a22001331u 4500
082 _a621.384
_bG9775
090 _c78
_d78
100 _aGupta, M.L.
245 _aElectronics and radio engineering
260 _aNew Delhi
_bDhanpat Rai
_c1993
650 _aElectronics
942 _cBB
_k621.384G9775
999 _c78
_d78