KARL R POPPER <br/><br/>
CONJECTURES AND REFUTATIONS  THE GROWTH OF SCIENTIFIC KNOWLEDGE 

 - LONDON  ROUTLEDGE & KEGAN PAUL  1963 
<br/><br/><label>ISBN: </label>0710065078 
<br/><br/><label>Dewey Class. No.: </label>121  / KAR.C