Wilson, John <br/><br/>
Thinking with concepts 

 - New York :  Cambridge University Press,  1980 
 - vii, 171p;  18 cm. 
<br/><br/><label>ISBN: </label>521096014 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lógica
<br/><br/><label>Universal Decimal Class. No.: </label>161/164