POPPER Karl R. <br/><br/>
Logic of scientific discovery. 
POPPER Karl R. 
 - London  Hutchinson & Co. Ltd.         1959 
 - 479p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>R17, K8/SC