UID:
edoccha_9961073768602883
Format:
2 unnumbered pages :
,
digital, PDF file.
Series Statement:
U.S. Geological Survey fact sheet ; FS-0045-01
Note:
Title from title screen (viewed on Aug. 26, 2008).
,
"April 2001."
,
Mode of access: Internet from the USGS web site. Address as of 8/25/08: http://pubs.usgs.gov/fs/fs-0045-01/fs-0045-01.pdf; current access available via PURL.
Language:
English