000 00395nam a2200145Ia 4500
008 140317s9999 xx 000 0 und d
082 _a501
100 _aNagel,Ernest
245 4 _aThe structure of science:problems in the logic scientific explanation.
260 _aLondon
_bRoutledge , Kegan Paul
_c1961
300 _a618
650 _aPure Science
653 _aPure Science
942 _2ddc
_cBK
999 _c913
_d913