De Vries Egbert <br/><br/>
Social research and rural life in Central America, 
De Vries Egbert; Casanova P Gonzales Ed. 
 -  1966 
 - Unesco, Technology and Society Series .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rural Sociology
<br/><br/><label>Dewey Class. No.: </label>Y31.7.N6, K6