Education for all :  purpose and context / 
preparade by Sheila M. Haggis. 
 - Paris :  UNESCO,  1991. 
 - xiii, 96 p. 
 - World Conference on Education for All monographs; 1) .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>37.018.8 (100)=20 "1991" EDU No.1.