The United Nations at forty :  a foundation to build on. 

 - New York :  Naciones Unidas,  1985. 
 - 201 p. 
<br/><br/><label>ISBN: </label>9211002850 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ONU
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>DERECHO INTERNACIONAL