WICKRAMASINGHE, Rohan H. <br/><br/>
Contemporary Environmental Challenges 

 - [Colombo]  Institute for Tropical Environmental Studies  1988 
 - 125 p. 
<br/><br/><label>ISBN: </label>195854 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution-Environ mental aspects
<br/><br/><label>Dewey Class. No.: </label>577.2  / WIC