Martenstyn, Harward <br/><br/>
Marine mammals of sri lanka 

 - Colombo :  Howard Martenstyn,  2013. 
 - 39p.;  Col.ill.;  15cm 
<br/><br/><label>ISBN: </label>9789555453424 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marine mammals<br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>599.5  / MAR