ABBOTT, W E <br/><br/>
Mechanism of activated sludge process.  [electronic resource] 

 -  Sewage works journal  Sep 1948 
 - 841-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0096-9362 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage