Gerardi Michael H <br/><br/>
Microscopic examination of the activated sludge process. 

 - New Jersey   Wiley        2008 
 - xii,245p.  cm. 
 - Wastewater microbiology series. .
<br/><br/><label>Standard No.: </label>92539 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>G:5554:f3, P8