000 00401nam a2200145Ia 4500
008 190529s9999 xx 000 0 und d
020 _a710065086
082 _a121
_bPOP
100 _aPopper, Karl R.
245 0 _aConjectures and refutations: the growth of scientific knowledge
260 _aLondon
_bRoutledge pub.
_c1972
300 _axiii, 431 p.
650 _aTheory of knowledge
942 _cS
999 _c116388
_d116387