Wastewater technology fact sheet : rock media polishing filter for lagoons.

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Bibliographic Details
Imprint:	[Washington, D.C.] : United States Environmental Protection Agency, Office of Water, [2002]
Language:	English
Subject:	Sewage -- Purification -- Filtration -- United States. Sewage -- Purification -- Filtration. United States.
Format:	E-Resource U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/6550741

Hidden Bibliographic Details
Other authors / contributors:	United States. Environmental Protection Agency. Office of Water.
Notes:	Title from title screen (viewed on Aug. 26, 2004). "September 2002." "EPA 832-F-02-023." Includes bibliographical references. Mode of access: Internet from the EPA web site. Address as of 8/26/2004: http://www.epa.gov/OW-OWM.html/mtb/polfilla.pdf; current access available via PURL.
GPO item no.:	0473-A-01 (online)
Govt.docs classification:	EP 2.2:2004025411

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