000 nam a22 7a 4500
999 _c150877
_d150875
005 20190903120432.0
008 190903t 1963lon||||| |||| 00| 0 eng d
050 0 4 _aQ171
_bP67 1963
100 _aPopper, Karl R.
_d(Karl Raimund),
_e1902-1994
245 _aConjectures and refutations :
_bthe growth if scientific knowledge /
_cby Karl R. Popper.
250 _a1a ed.
260 _aLondon ;
_bRoutledge and Kegan paul,
_c1963
300 _a412 p. ;
_c26 cm.
650 _aCiencia
_xFilosofĂ­a
942 _2lcc
_cLIB