Environmental engineering/ 
Saurabh Kumar Soni 
 - New Delhi,  S.K. Kataria & Sons,  2017. 
 - 304 pages:  illustrations;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9789350144190 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental engineering
<br/><br/><label>LC Class. No.: </label>Circ TD 146 .S66 2017 pt.2