International standard units for water and wastewater processes / 
prepared by the International Standard Units for Water and Wastewater Processes Task Force of the Water Environment Federation, the American Water Works Association, and the International Water Association. 
 - Alexandria, VA :  Water Environment Federation,  2011. 
 - xvii, 90 p. :  ill. ;  26 cm. 
 - WEF manual practice ;  no. 6. .
 - WEF manual practice ;  no. 6. .
<br/><br/>Includes bibliographical references (p. 81-82). 
<br/><br/><label>ISBN: </label>9781572782686 (pbk.)  RM126.28 9781843395447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water treatment plants--Standards.<br/>Sewage disposal plants--Standards.