Trease and evans pharmacognosy/ 
Evans, william charles. 
 - 15th ed. 
 -  Elsevier Inc.  2005 
 - viii,585 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>9-81259270-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>pharmacognosy.
<br/><br/><label>Dewey Class. No.: </label>615.32 E9242 2005