Garg, S. K. <br/><br/>
Sewage disposal and air pollution engineering / 

 - 1st ed. 
 - New Delhi,  Khanna Publication,  c1979 
 - xx, 1189 p. ;  ill. ;  21 cm.  
 -  vol. II .
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>D4664 
<br/><br/><label>Dewey Class. No.: </label>363.728  / GAR