Activated sludge models ASM1, ASM2, ASM2D and ASM3 / 
edited by IWA Task Group. 
 - London :  IWA Publishing,  2007. 
 - xi, 121 p. :  ill. ;  28 cm. 
<br/><br/>Includes references and index. 
<br/><br/><label>ISBN: </label>9781900222242 (pbk.) 
<br/><br/><label>LCCN: </label>2002003720 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Activated sludge process.
<br/><br/><label>LC Class. No.: </label>TD756  / .A295  
<br/><br/><label>Dewey Class. No.: </label>628.354  / IWA