000 00253nam a2200109Ia 4500
008 170821s2017 xx 000 0 und d
041 _aEnglish
100 _aRamsay, A.s;
245 0 _aInt To Newtonian Attraction
650 _aEnglish
942 _2ddc
_cBK
999 _c32707
_d32707