Tchobanoglous, George <br/><br/>
Water quality :   characteristics, modeling, modification / 
George Tchobanoglous, Edward D. Schroeder 
 - Reading, MA:  Addison-Wesley,   1985 
 - xxix, 768 p.:   ill.;   24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0201054337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality--Mathematical models