Christopher, J.  . <br/><br/>
Encyclopaedia of chemistry of natural products /  
by J. Christopher. 
 - New Delhi :   Anmol Publications ,   2006 
 - 4 vols ;  
<br/><br/><label>ISBN: </label>81-261-2652-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>Ek  / P6.4