Tchobanoglous, George. <br/><br/>
Water quality :  characteristics, modeling, modification / 

 - Reading, Mass. :  Addison-Wesley,  c1985. 
 - xxix, 768 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0201054337 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality.
<br/><br/><label>Dewey Class. No.: </label>363 ASW 1985 C145 Or.