UNITED Nations Educational, Scientific and Cultural Organi <br/><br/>
Evaluating social action projects: principles, methodological aspects and select 

 - zaParis  UNESCO  1980 
 - 161 p.- 
 - Socio-economic studies .
<br/><br/><label>ISBN: </label>9231018078 
<br/><br/><label>Dewey Class. No.: </label>309.2  / UNI