http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Assessment of undiscovered conventional oil and gas resources of South America and the Caribbean, 2012
1 online resource (4 unnumbered pages) : color illustrations, color map.
Title from title screen (viewed on Nov. 29, 2012).
At head of title: World Petroleum Resources Project.
Fact sheet (Geological Survey (U.S.)) ; 2012-3046