Recommendations, 1934-1968. 

 - Paris :  United Nations Educational, Scientific and Cultural Organization,  [1970] 
 - UNECSO. Publication ;  no 328 .
 - Unesco publication ;  no. 328. .
<br/><br/><label>LCCN: </label>74156091 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public schools -- Congresses.--Public schools -- Congresses.