000 00270nam a2200121Ia 4500
008 200701s1986 xx 000 0 eng d
100 _aDUBEY
245 0 _aTHYRISTORISED POWER CONTROLLERS
250 _a1st
260 _bNEW AGE
_c1986
300 _a825
942 _2ddc
_cGE
999 _c2944
_d2944