Kumar, Arvind <br/><br/>
Aquatic environment and toxicology 

 - New Delhi  Daya Publishing House  2003 
 - xii,431p.  HB  24cm. 
<br/><br/><label>ISBN: </label>8170353122 
<br/><br/><label>Dewey Class. No.: </label>571.95  / KUM