000 003110000a22001330004500
245 _aElectron devices : laboratory manual
100 _aCrystal, D.G.
100 _aAlvarez, E.C.
260 _aNew York
_bMcGraw Hill
_c1971
300 _a366 p.
080 _a621.382(076.5)
_bC7
041 _aEN
942 _cBK
999 _c94772
_d94772