British herbal pharmacopoeia 1996 
edited by P. Wetton. 
 - [s.l.]  British Herbal Medicine Association  1996 
 - 212p., 25cm. 
<br/><br/><label>ISBN: </label>903032104 
<br/><br/><label>Dewey Class. No.: </label>615.1142  / B85B