Wallis, T E <br/><br/>
Practical pharmacognocy 

 - 4th ed 
 - PharmaMed Press, Hyderabad  2011 
 - ix,235 
<br/><br/><label>ISBN: </label>978-93-81075-02-9 
<br/><br/><label>Dewey Class. No.: </label>615.321 Wal