Kinghorn, A. Douglas <br/><br/>
Stevia: the genus stevia 

 - Boca Raton  CRC press  2012 
 - 211 
<br/><br/><label>ISBN: </label>978-0-41526-830-1 
<br/><br/><label>Dewey Class. No.: </label>583.99  / KIN