R.H.M. Langer <br/><br/>
Agricultural plants 

 - Cambridge  Cambridge University Press  1982 
 - 343p 
<br/><br/>R.H.M. Langer & G.D. Hill: Agricultural plants.  Cambridge.  Cambridge University Press, 1982. 0 521 29506 8--(633LAN)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0 521 29506 8 
<br/><br/><label>Dewey Class. No.: </label>633  / LAN