Gerardi, Michael H. <br/><br/>
Microscopic examination of the activated sludge process / 
Michael H. Gerardi ; illustrations by Brittany Lytle 
 - Hoboken, N.J. :  Wiley,  c2008 
 - xii, 245 p. :  ill. ;  26 cm. 
 - Wastewater microbiology series .
 - Wastewater microbiology series .
<br/><br/>Includes bibliographical references (p. 235-236) and index 
<br/><br/><label>ISBN: </label>9780470050712 0470050713 (cloth) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Activated sludge process<br/>Sewage sludge--Characterization<br/>Microscopy<br/>Microorganisms<br/>Water--Microbiology