Report of the twelfth session    economic and social council , 5-29 march 1956.    

 - New York  United nation          1956 
 - 28p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>V1N45,93(W:5).N56r, J6.3