000 00313nam a2200121Ia 4500
008 220201s1989 xx 000 0 eng d
082 _a621.38152
_bALL
100 _aAllison, John
245 0 _aElectronic ingineering semi conductor devices
260 _aLondon
_bMcgraw Hill
_c1989
300 _a375
942 _2ddc
999 _c34765
_d34765