NGLS (United Nations Non-Governmental Liaison Service) <br/><br/>
Economic and Social Development in the United Nations System: a Guide for NGOS 

 - 9 
 - New York, Estados Unidos de América :  United Nations,   1999 
 - 208p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economía Social
<br/><br/><label>Dewey Class. No.: </label>330  / N576e