Procedures and practices in activated sludge process control / 
edited by Robert M. Arthur 
 - in co-publication with Butterworth Publishers, Fond du Iac, Wis. :  Arthur Technology,  1983 
 - xi, 226 p. :  ill. ;  24 cm. 
 - Activated sludge process control series  v. 3 .
<br/><br/> 'An Ann Arbor science book.' 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Activated sludge process