000 00208 a2200085 4500
020 _a9781406210682
082 _aJ 621.3192 SOME
100 _aSomervill ,B.A.
_9186583
245 _aElectrical circuits and currents
999 _c763656
_d763655
942 _w392
_xVeronica Mrwebi
_y392
_zVeronica Mrwebi