Beltran, Luis Ramiro <br/><br/>
Social structure and rural development communication in Latin America  the "radiophonic schools" of Colombia 
Luis Ramiro Beltran 
 - Honolulu  East-West Communication Institute  1975 
 - 57 p. ; 28 cm. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Underdeveloped areas--Social conditions