Wickens, Gerald E. <br/><br/>
Economic botany  principles and practices 
Gerald E. Wickens. 
 - Dordrecht  Kluwer Academic  2001 
 - xiv, 535p., 24cm. 
<br/><br/><label>ISBN: </label>0 - 7923 - 6781 - 2. 
<br/><br/><label>Dewey Class. No.: </label>581.6  / W45E