Cincinnati, Ohio : National Risk Management Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agengy, Office of Water, [2003]
OCLC
ocm53167039
Title from title screen (viewed on Oct. 8, 2003).
"March 2003."
System requirements: Adobe Acrobat Reader.
Mode of access: Internet from the EPA web site. Address as of 10/08/03: http://www.epa.gov/ORD/NRMRL/Pubs/600R03019/600R03019.pdf; current access available via PURL.