Hummel, Charles, <br/><br/>
Education today for the world of tomorrow :  a study prepared for the International Bureau of Education / 
Charles Hummel. 
 - Paris :  UNESCO,  1977. 
 - 200 p., [4] leaves of plates : 
<br/><br/><label>ISBN: </label>GDB628 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational sociology.
<br/><br/><label>Dewey Class. No.: </label>306.43  / Ed