Hopfen, H.J <br/><br/>
Farm implements for arid and tropical regions 

 - Rome  F.A.O.  1969 
 - xii,161 p. 
 - FAO Agricultural Serie .
<br/><br/><label>ISBN: </label>9251015279 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>631.3  / HOP