Resource material on biodiversity for general certificate of education (advanced level) / 

 - Colombo  IUCN  1999 
 - vi, 83 p. 
<br/><br/><label>ISBN: </label>9558177024 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological diversity
<br/><br/><label>Dewey Class. No.: </label>333.95  / INT