Central environmental Authority   <br/><br/>
Wetland Site Report & Conservation Management Plan : Wirawila - Tissa Sanctuary & Yoda Wewa 

 - Sri Lanka,  Central Environmental Authority,  August 1994, 
 - 77p.  29cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wirawila<br/>Sanctuary