http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Major- and trace-element concentrations in soils from two geochemical surveys (1972 and 2005) of the Denver, Colorado, metropolitan area
1 electronic text (iii, 5 pages) : HTML, digital, PDF file.
Title from PDF title screen (viewed on Nov. 1, 2007).
Mode of access: Internet from the USGS web site. Address as of 1/31/08: http://pubs.usgs.gov/ds/299/ ; current access via PURL.
Includes bibliographic references (page 5).
Data series (Geological Survey (U.S.)) ; 299