Vries, C.A. <br/><br/>
Agricultural extension in the developing countries 

 - Netherlands  International institute for land reclamation and improvement wageningen  1968 
 - 125 p.:  23 cm 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural extension work--Developing countries<br/>Agriculture--Developing countries
<br/><br/><label>Gov. Doc. Class. No.: </label>R 016.6307 DEV