000 00250nam a2200097Ia 4500
008 230331s9999 xx 000 0 und d
020 _a9781406210682
100 _aSOMERVILL. BARBARA
_950329
245 0 _aELECTRICAL CIRCUITS AND CURRENTS
942 _cBK
_w561
_xJohn Tresidder
_y561
_zJohn Tresidder
999 _c749822
_d749821