000 00439nam a22001697a 4500
999 _c65012
_d65012
005 20201211121101.0
008 201211b ||||| |||| 00| 0 eng d
082 _a621.3811 D229
100 _aDas, P N
245 _aElectronic Devices and Their Applications
250 _a2nd
260 _aNew Delhi
_bOxford & IBH
_c1980
300 _a424p.
650 _aElectron Emissions from Solids
650 _aRectifier Circuits
942 _cSW