000 00207 a2200097 4500
001 4863
100 _aCullwick,E.G
245 _aElectromagnetism relativity
260 _a
_bLongmans
_c
090 _c4054
_d4054
942 _aNUST-CAE
_cM
_c30328
999 _c239936
_d239936