Popper, Karl Raimund  Sir  1902-1994 <br/><br/>
Objective knowledge :  an evolutionary approach / 
Karl R. Popper. 
 - Oxford:   Clarendon Press,   1975.  
 - x, 380 p. ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0198750242 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Objectivity<br/>Αντικειμενικότητα
<br/><br/><label>Dewey Class. No.: </label>121.4