Annual progress report 19 - 

 - (Bogotá) :  El Ministerio,  19 - 
 - v. 
<br/><br/> v.4, 1953-54 
<br/><br/><label>LCCN: </label>22213 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Colombia.
<br/><br/><label>Dewey Class. No.: </label>630.986  / C6