General report :  1977-1978. 

 - Paris :  UNESCO,  1978. 
 - 96 p. ;  30 cm. 
<br/><br/>346  346 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Schools and their activities.
<br/><br/><label>Dewey Class. No.: </label>371.706 / U3g