Report 

 - New York  United Nations          1977 
 - vi,186p  cm. 
<br/><br/> Supp. no. 23 A/10023/Rev.1 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>V1N45,933:8.N75r, L5 /UN