Samarakoon, Jayampathy <br/><br/>
Environment profile of Muthurajawela and Negombo lagoon 

 -    1991 
 - 173p., ill.,  30 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology <br/>Botant <br/>Geology
<br/><br/><label>Universal Decimal Class. No.: </label>581.52  / SAM