000 00250nam a2200097Ia 4500
008 170912s9999 xx 000 0 und d
082 _aNUF/S
100 _aNUFFIELD ADVANCED SCIENCE
245 0 _aSTUDENTS BOOK UNIT 3 : FIELD AND POTENTIAL
942 _cTB
999 _c44474
_d44474