KUMAR,A <br/><br/>
BIOMONITORING OF SEWAGE POLLUTION 

 - NEW DELHI  APH PUB  2002 
 - vi+402p.,21X13Cms. 
<br/><br/><label>ISBN: </label>8176483486 
<br/><br/><label>Dewey Class. No.: </label>628.168 K95