Guide for the conversion of school libraries into media centres. 

 - Paris :  UNESCO,  UNESCO,  1976.  1976. 
 - 62 p.;  retrs., fot. 
 - Educational studies and documents. new series; 22 .
<br/><br/><label>ISBN: </label>9232013894 
<br/><br/><label>No. de Clasificación Universal Decimal: </label>027.8 =20 GUI No.22.