Title from title screen (viewed on June 12, 2008). "April 2006." Includes bibliographical references (p. 53-54). "U.S. EPA contract no. 68-C-00-185, task order no. 0012." "EPA/600/R-06/030."
OCLC:
(OCoLC)231836529
Locations:
USUX851 -- Iowa State University - Parks Library (Ames)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.