Limnology of Parakrama Samudra - Sri Lanka : A Case Study of an Ancient man-made Lake in the Tropics 

 - London,  Dr w. Junk Publishers,  1983, 
 - 215p.  27cm. 
<br/><br/><label>ISBN: </label>9061937639 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limnology<br/>Sri Lanka<br/>Parakrama Samudra