Popper Karl R <br/><br/>
Objective knowledge    An evolutionary approach.      

 - Oxford  Clarendon Press        1972 
 - x,380p.  cm. 
<br/><br/><label>Standard No.: </label>45988 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R2, L2