Dharmawardhana, Wajira <br/><br/>
ජෛව විවිධත්වය 
= jaiwa wiwidathwaya 


 - Hikkaduwa:  Author,  2000. 
 - 163p.;  25cm 
<br/><br/><label>ISBN: </label>955-97260-0-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>578  / DHA