Wallis, T.E., <br/><br/>
Textbook of pharmacognosy  Textual Documents 
T.E. Wallis 
 - 5th ed. 
 - New Delhi  CBS Publishers & Distributors  1985 
 - xi, 652 p.:  20 cm. 
<br/><br/><label>ISBN: </label>8123908865 
<br/><br/><label>Dewey Class. No.: </label>615.1