Tyagi, O.D <br/><br/>
A Textbook Of Environmental Chemistry 

 - New Dilhi,  Anmol Publications,  1992, 
 - 404p.  23cm. 
<br/><br/><label>ISBN: </label>8170413524 
<br/><br/><label>Subjects--Personal Names: </label><br/>Environmental Chemistry<br/>Monitoring Water Quality<br/>Acid Rain<br/>Air Pollution<br/>Chemical Toxicology
<br/><br/><label>Dewey Class. No.: </label>504  / TYA