Ruyer, Raymond <br/><br/>
Philosophie de la valeur 

 - Paris :  Colin,  1952 
 - 215p.;  16,50 cm. 
 - Armand Colin;  277 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Moral<br/>Valores
<br/><br/><label>Universal Decimal Class. No.: </label>17.022