http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Potentiometric map of the Memphis sand in the Memphis area, Tennessee
by David D. Graham ; prepared in cooperation with the city of Memphis, Light, Gas and Water Division.
Title from title screen (viewed on July 9, 2008).
Mode of access: Internet from the USGS web site. Address as of 7/9/08: http://pubs.usgs.gov/of/1979/ofr79-80/pdf/ofr%5F79-80%5Fa.pdf ; current access via purl.
Open-file report (Geological Survey (U.S.)) ; 79-80