The educational use of mass media 

 - Washington, D.C.  IBRD  1981 
 - 124p. Paper 
 - World Bank Staff Working Paper No, 491 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education - Underdeveloped Areas<br/>Mass Media - Underdeveloped Areas
<br/><br/><label>Dewey Class. No.: </label>W9 In8