Universal decimal classification :   special edition for education 

 - The Hague :   International Federation for Documentation,   1965. 
 - 82 páginas 
 - FID ;   374 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educacion
<br/><br/><label>Subjects--Index Terms: </label>Cdu Clasificacion Decimal Universal