Peavy, Howard S. <br/><br/>
Environmental engineering / 
Howard S. Peavy, Donald R. Rowe, George Tchobanoglous. 
 - New York :  McGraw-Hill,  c1985. 
 - xiv, 699, 20 p. :  ill. ;  24 cm. 
 - McGraw-Hill series in water resources and environmental engineering .