Kotagama, S. <br/><br/>
Pictorial Pocket Guide to the Common Birds of Sri Lanka Revised & Expanded Edition 2017 : :  English. 
Kotagama, S. 
 - Colombo :  Field Ornithology Group of Sri Lanka Department of Zoology and Environment Science, University of Colombo,  2017 
 - 119 p.:  ill. color photographs, maps ;  19cm. 
<br/><br/><label>ISBN: </label>9789558576427 
<br/><br/><label>Dewey Class. No.: </label>598  / KOT