U.S. Geological Survey assessment model for undiscovered conventional oil, gas and NGL resources, the seventh approximation [electronic resource] / by James W. Schmoker and Timothy R. Klett.
Imprint
Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey, [1999]
Mode of access: Internet from the USGS Web site. Address as of 6/17/04: http://pubs.usgs.gov/bul/b2165/B2165.pdf; current access is available via PURL.
Note
Title from PDF title screen (viewed on June 17, 2004).
"Manuscript approved for publication May 3, 1999."
