Popper, Karl .
Conjectures and refutations / Textual Documents Karl Popper. - London : Routledge , 1996. - NULL ;
NULL
Conjectures
155.25 / POP/C
Conjectures and refutations / Textual Documents Karl Popper. - London : Routledge , 1996. - NULL ;
NULL
Conjectures
155.25 / POP/C