Churchill, Stacy <br/><br/>
Problems of evaluation of education in a pluralistic society: a discussion paper / 
Stacy Churchill. 
 - Paris :  UNESCO,  1990. 
 - 24 p. 
 - Reports and studies on educational policy and planning; S 1- .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>37.014.5 (71) =20 CHU No.142.