Raya Moral, Baltasar <br/><br/>
Perspectiva 

 - México :   G. Gil,  1980  
<br/><br/><label>Standard No.: </label>4954 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PERSPECTIVA
<br/><br/><label>Universal Decimal Class. No.: </label>515.6