Richardson, R. W., Jr. <br/><br/>
A plant for the development of coordinated institution of agricultural education, research and extension at Chapingo, Méx. 

 - (s.l.) :  (s.e.),  (s.a.) 
 - 92 h. 
<br/><br/><label>LCCN: </label>48273 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Investigación--México.<br/>Educación agrícola--México.<br/>ENA<br/>Extensión agrícola--México.
<br/><br/><label>Dewey Class. No.: </label>630.71  / R5