000 00290nam a2200121Ia 4500
008 220201s1977 xx 000 0 eng d
082 _bVER
100 _aVertch Henry C
245 0 _aTransistor circuit action
260 _aNew york
_bMc graw Book Co.
_c1977
300 _a392
942 _2ddc
999 _c17117
_d17117