Evaluation of projects in education: guide for the practioner/ by Jinapala Alles. 

 - Paris : UNESCO; New York : UNICEF; Rome : WFP, 1980. 
 - 44 p.; 30 cm. fot. 
 - Notes, comments...; 44 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>37.014.5 =20 EVA No.44.