http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
training the next generation of geologic mappers
Training the next generation of geological mappers
Association of American State Geologists
1 online resource (2 unnumbered pages) : illustrations
USGS, Association of American State Geologists.
Title from PDF caption title screen (USGS, viewed Oct. 18, 2010).
National Cooperative Geologic Mapping Program (U.S.)
Fact sheet (Geological Survey (U.S.)) ; FS-2010-3088