Hayes Samuel P  1910 <br/><br/>
Evaluating development projects :  a manual for the use of field workers / 
Prepared for Unesco by Samuel P. Hayes. 
 - [Paris] :  Unesco ,  [1966, c1959] 
 - 116 p. ;  21 cm. 
 - Technology and society .
<br/><br/> First ed. published in 1959 under title: Measuring the results of development projects. 
<br/><br/>Bibliography: p. 112-116. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Community development--Research
<br/><br/><label>LC Class. No.: </label>HN29  
<br/><br/><label>Dewey Class. No.: </label>309.22072