Gupta, Om Prakash  <br/><br/>
Elements of water pollution control engineering  Om Prakash Gupta 

 - New Deihi  Khanna Book Publishing Co. (P) Ltd.  2019 
 - xxi, 901p. 
<br/><br/><label>ISBN: </label>9789386173225 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Purification of water treatment <br/>Sources effects and control of water pollution<br/>Waste water / sewage treatment
<br/><br/><label>Dewey Class. No.: </label>628.3 G9592e