Literature recommendations  
/ Agency for International Development 
 - Washington, D.C:   Agency for International Development  1962 
 - 35p. 
 - Technical literature service .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliography
<br/><br/><label>Subjects--Index Terms: </label>Linterature  
<br/><br/><label>Universal Decimal Class. No.: </label>R 016:62  / K2