Switch to: Citations

Add references

You must login to add references.
  1. On the Sources of Knowledge and of Ignorance.Karl R. Popper - 1962 - Philosophy and Phenomenological Research 23 (2):292-293.
    Direct download (2 more)  
     
    Export citation  
     
    Bookmark   16 citations  
  • On the sources of knowledge and ignorance;(J. Kucera: Commentary).K. R. Popper - 2001 - Filosoficky Casopis 49 (6):969-985.
     
    Export citation  
     
    Bookmark   9 citations