Masters, Gilbert M.  <br/><br/>
Introduction to Environmental Engineering and Science / 
Gilbert M. Masters and Wendell P. Ela   
 - 3rd .ed. 
 -  Pearson;  2014., 
 - 692p.;  [pb] 
<br/><br/><label>ISBN: </label>9781292025759 
<br/><br/><label>Dewey Class. No.: </label>628  / MAS-I