Wastrewater treatment pamt design 

 - New York  American society  1977 
 - xiv, 560 p. 
<br/><br/>  	includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal plants
<br/><br/><label>Dewey Class. No.: </label>628.21  / WAS