Agarwal, S K  . <br/><br/>
Pollution ecology /  
S.K. Agarwal. 
 - New Delhi :   Himanshu Publications ,   1991. 
 - 222p. :   ills ;   21cm .  
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>8185167281  Rs. 250.00 
<br/><br/><label>Subjects--Index Terms: </label>POLLUTION ECOLOGY 
<br/><br/><label>Dewey Class. No.: </label>577.27  / AGA/P