Eckenfelder, W Wesley <br/><br/>
Principles of water quality management 
W Wesley 
 - Massachusetts  CBI Publising Co.  1980 
 - ix, 717p. 
<br/><br/><label>ISBN: </label>0 8436 0338 0 
<br/><br/><label>Subjects--Index Terms: </label>Water Quallity Management Sewage  Surface and foul water  Water-properties and treatment 
<br/><br/><label>Dewey Class. No.: </label>628.3  / ECK