Kumar, Arvind <br/><br/>
Bio monitoring of sewage pollution / 
Kumar, Arvind 
 - 402 p. : ill ; 22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>pollution<br/>sewage ppollution
<br/><br/><label>Dewey Class. No.: </label>628.5