Current bibliographical information   Information bibliographique courante    

 - USA  United Nations           1993 
 - vi,232p.  cm. 
 -  Vol.23-3 .
<br/><br/><label>ISBN: </label>00417343 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>a14,11N45,N93, N3/UN