000 00290nam a2200121Ia 4500
008 211209s1974 xx 000 0 und d
041 _aeng
082 _aNEY
100 _aNEY E P
245 _aELECTROMAGNETISM AND RELATIVITY
260 _bHARPER INTERNATIONAL STUDENT
_c1974
300 _a158
999 _c6219
_d6219