Report 

 - New York  United Nations          1976 
 - xi,196  cm. 
<br/><br/> Supplement no. 23 (A/9623/Rev.1) 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>VIN45,933:8.N74r, L4,23.6 /UN