Garg, Santhosh Kumar <br/><br/>
Sewage disposal and air pollution engineering 

 - 12th ed. 
 - New Delhi  Khanna  1999 
 - xx,877p. 
 - Environmental engineering  2 .
<br/><br/><label>Subjects--Index Terms: </label>628.3  Sewage Disposal  Air Pollution 
<br/><br/><label>Dewey Class. No.: </label>628.3  / GAR.2;2