000 00331nam a2200133Ia 4500
001 19784
008 170722s9999 xx 000 0 und d
245 _aPhysics :
_bteachers guide unit 8, eng /
260 _c1971.
490 _aNuffield advanced science
653 _aElectromagnetic Theory
653 _aPhysics
942 _cGEN
999 _c161074
_d161074