000 00301nam a2200133Ia 4500
008 220201s1986 xx 000 0 eng d
082 _a629.8
_bHUM
100 _aHumphries,J T
245 0 _aIndustrial electronics
250 _a3rd
260 _acanada
_bDelmar
_c1986
300 _a651
942 _2ddc
999 _c33176
_d33176