Grady, C. P. Leslie <br/><br/>
Biological wastewater treatment / 
C. P. Leslie Grady et.al 
 - 3rd ed. 
 - New Work :   CRC Press,   2011.  
 - xxix, 991 p. :   illustrations ;   26cm.  
<br/><br/>Includes bibliographical references and index.  
<br/><br/><label>ISBN: </label>9781138582828 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wastewater treatment
<br/><br/><label>Dewey Class. No.: </label>628.162  / GRA/B