Nutrient removal / 
prepared by the Nutrient Removal Task Force of the Water Environment Federation. 
 - New York :  Alexandria, Va. :  McGraw-Hill ;  WEF Press,  c2011. 
 - xxxvi, 628 p. :  ill. ;  25 cm. 
 - WEF manual of practice ;  no. 34 .
 - Manual of practice ;  no. 34. .
<br/><br/> photocopy 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780071737104 (hbk.) 007173709X (hbk.) 
<br/><br/><label>LCCN: </label>2011420520 
<br/><br/><label>Nat. Bib. No.: </label>GBB089012  bnb 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>015610748  Uk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Nutrient removal.<br/>Sewage--Purification--Nitrogen removal.<br/>Sewage--Purification--Phosphate removal.
<br/><br/><label>LC Class. No.: </label>TD758.5.N87  / N87 2011 
<br/><br/><label>Dewey Class. No.: </label>628 WEF