Barreto de Oliveira, Francisco E. <br/><br/>
Social security systems in latin america / 
Francisco E. Barreto de Oliveira 
 - Washington D.C. :  BID,  1994       
 - 227 p. 
<br/><br/><label>ISBN: </label>0940602911 
<br/><br/><label>LC Class. No.: </label>CD BID 0035