Hynes, H.B.N. <br/><br/>
The biology of polluted water / 
by H.B.N.Hynes. 
 - Delhi.  Narendra Publishing House:  2003, 
 - 202p.:  ill., photographs;  21cm. 
<br/><br/><label>ISBN: </label>9788185375823 
<br/><br/><label>Dewey Class. No.: </label>577.627  / HYN/B