Encyclopaedia of Seed Production of World Crops 

 - Chichester  John Wiley & Sons  1998 
 - vii, 403 pages ;  25 cm. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>0-471-98202-4 
<br/><br/><label>Dewey Class. No.: </label>R/631.521/En1/1998