Jayawardene, H.W. <br/><br/>
The National Aquatic Resources Agency of Sri Lanka 

 - Colombo 15 :  NARA,  1984 
 - p.1-11 
 - Journal of the National Aquatic Resources Agency, Sri Lanka  ; Vol. 31 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic Sciences