The Unesco: Ibe education thesaurus 

 - 2nd ed. 
 -  The Unesco Press  1975 
 - 278p. 
<br/><br/><label>ISBN: </label>9231013041 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject heading-Education<br/>Subject headings
<br/><br/><label>Dewey Class. No.: </label>025.4937  / T340u