000 00311nam a2200109Ia 45e0
008 181001s1956 xx 000 0 und d
100 _aRichtmyer F.K.
245 0 _aIntroduction to modern physics
260 _aPoona
_bA.V.G. pra.
_c1956
300 _a666
942 _2ddc
_cBK
999 _c1849
_d1849