Advances in environmental science 
edited by A. K. Tripathi 
 - New Delhi,  Ashish Publishing House:  1993. 
 - 387p. 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>8170245281 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-Pollution<br/>Environmental protection<br/>Ecology<br/>Pollution
<br/><br/><label>Dewey Class. No.: </label>363.7  / ADV