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

 - Oxford :  Clarendom Press,  1972 
 - x, 380p.;  21,5 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epistemología
<br/><br/><label>Universal Decimal Class. No.: </label>165