000 00298nam a2200121Ia 4500
008 220201s1981 xx 000 0 eng d
082 _bEDM
100 _aEdminister A
245 0 _aElectric circuit in S.I Units
260 _aSingapore
_bCharms Outline series
_c1981
300 _a288
942 _2ddc
999 _c23565
_d23565