Report on the twelfth session (5-23 june1972). 

 - New York  United Nations          1972 
 - iii,23p  cm. 
<br/><br/> Supp. no. 10 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>VIN45,93:8.N72r, L2  UN