Nelson, D. L. <br/><br/>
Text book of environmental engineering  
D. L. Nelson 
 - New Delhi  CBS publishers & distributors pvt ltd.  2016 
 - 464  PB 
<br/><br/> Includes index, glossary & reference  
<br/><br/><label>ISBN: </label>9788123928715  495 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENVIRONMENTAL ENGINEERING 
<br/><br/><label>Dewey Class. No.: </label>R 628 NEL(TEX)