Maybell, CO : U.S. Fish and Wildlife Service, [1999]
OCLC
ocm53057203
Title from title screen (viewed on Sept. 20, 2003).
"September 1999."
Includes bibliographical references.
System requirements: Adobe Acrobat Reader.
Mode of access: Internet from the FWS web site. Address as of 9/20/03: http://library.fws.gov/CCPs/brownspark%5Ffinal.pdf; current access is available via PURL.