The International Conference on Education 34th session :  catalogue and index to the computer-stored data and to the SIRE microfiche series relating to... 

 - Ginebra :  International Bureau of Education,  1975. 
 - 82 p. 
 - International Bureau of Education Reference Service ;  2 .
<br/><br/><label>Encabezamiento--Tema: </label><br/>EDUCACION ---CONGRESOS