XXIIe Conférence internationale de L'instruction publique 1959 

 - 212 páginas 
 - Publications du Bureau international d' education  207 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educación--Congresos, conferencias, etc.
<br/><br/><label>LC Class. No.: </label>L107  / .C61 1959