Grady, C. P. Leslie <br/><br/>
Biological wastewater treatment / 
C.P. Leslie Grady 
 - 3rd ed. 
 - Boca Raton  CRC Press  2011 
 - 991 p. 
<br/><br/><label>ISBN: </label>9780849396793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage --Purification --Biological treatment.
<br/><br/><label>Dewey Class. No.: </label>628.35 GRA-C