Eckenfelder, W. Wesley <br/><br/>
Activated sludge treatment of industrial wastewater 

 - Lancaster, Penn:  Technomic Pub. Co,  1995 
 - xiv, 281 p. : ill. ; 24 cm 
<br/><br/><label>ISBN: </label>9781566763028 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Factory and trade waste - Purification
<br/><br/><label>Dewey Class. No.: </label>628.354 ECK