Agricultural engineering service <br/><br/>
A guide for instructors in organization and conducting agricultural engineering training courses 

 - rome  FAO  1971 
 - 100p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>agricultural engineering-- study and teaching
<br/><br/><label>LC Class. No.: </label>S 678.5   / .G85 1971