000 00507nam a2200217Ia 4500
008 180514s9999||||xx |||||||||||||| ||und||
082 _a160/F8511T
084 _aDDC
100 _aPhilipp G. Frank
245 4 _aThe Validation of Scientific Theories
260 _aAmerica
260 _bCollier
260 _c1961
300 _avii,219
650 _aThe Validation
942 _cBook
999 _c10208
_d10208