Report of the Director General on the activities of the organization. 

 - Paris :  UNESCO ,  1960 
 - xviii, 266 p. :  ill. ;  28 cm.  
 -    1956; 1959 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Periodicals
<br/><br/><label>Dewey Class. No.: </label>370  / UNESCO 6