UNESCO <br/><br/>
Information: an essential factor in educational planning and policy 
/edited by George Psacharopoulos 
 - Paris  UNESCO  1980 
 - 302 p. 
<br/><br/><label>ISBN: </label>923101668 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370  / UNI