Beth, Evert W <br/><br/>
Mathematical epistemology and psychology 

 - Dordrecht :  Reidel,  1970 
 - xi, 176p.;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sicología<br/>Epistemología
<br/><br/><label>Universal Decimal Class. No.: </label>164:159.9