000 00371nam a2200133 4500
999 _c1274
_d1274
008 200120b ||||| |||| 00| 0 eng d
082 0 0 _a621.3
_bP448
100 _9867
_aPerkins, G. D.
245 1 0 _aPrinciples of electrical science in SIunits
_cby G. D Perkins
260 _aLondon
_bEUP
_c1971
300 _avi, 202 p.
650 0 _aElectrical Engineering
942 _2ddc
_cBK