Report to the economic and social council  on the work of the board in 1956. 

 - Geneva  UN            1956 
 - 82p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>V1N45,93:3:(XoaY).N56r, J6/UN