000 00299nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aRamsey, A. S.
245 0 _aElectricity and magnetism
260 _bCambridge Uni. press
_aLondon
_c1949
942 _c1
999 _c37497
_d37497