Ravikrishnan A <br/><br/>
Environmental Science and Engineering 
Ravikrishnan A 
 - 1st ed. 
 - New Delhi  Sri Krishna 
<br/><br/><label>ISBN: </label> 360 
<br/><br/><label>ISSN: </label>9788190890809 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>363.7