000 00307nam a2200121Ia 4500
008 211209s1974 xx 000 0 und d
041 _aeng
082 _aRIC
100 _aRICHARDS J A
245 _aMODERN UNIVERSITY PHYSICS
260 _aNEW DELHI
_bADDISION WESLEY PUBLISHING COMPANY
_c1974
300 _a1009
999 _c6230
_d6230