Process design manual for phosphorus removal 
U.S. Environmental Protection Agency, Technology Transfer. 
 - [Washington, D.C.?]  U.S. Environmental Protection Agency, Technology Transfer  [1976] 
 - 1 v. (various pagings)  ill.  30 cm. 
<br/><br/> Spine title: Phosphorus removal.  "April 1976."  "This first revision to the basic text was prepared ... by the firm of Shimek, Roming, Jacobs and Finlea ..."--P. ii.  "EPA 625/1-76-001a." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Phosphate removal.<br/>Water--Phosphorus content.