United Nations document series symbols 1978-1984. 

 - New York  United Nations          1986 
 - vii,160p.  cm. 
 - Bibliographical series;5 .
<br/><br/><label>ISBN: </label>9211002818 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>V1N45,93:3.N84<N78, M6/GD