Report of the executive board (23 May- 3June 1977) 

 - New York  United Nations          1977 
 - v,83p  cm. 
<br/><br/> Supplement no. 12 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y11:3(X:6).1N45.N77r, L7,12 /UN