Collingwood, R.G <br/><br/>
Speculum mentis or the map of knowledge 

 - Oxford :  Clarendon Press,  1924 
 - 327p.;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epistemología
<br/><br/><label>Universal Decimal Class. No.: </label>1