Changing perceptions of world oil and gas resources as shown by recent USGS petroleum assessments /
Schmoker, J. W.
Dyman, T. S.
Geological Survey (U.S.)
[Denver, CO] : U.S. Geological Survey,
[1997]
Caption title.
"U.S. Department of the Interior, U.S. Geological Survey"--P. [1].
"October 1997"--P. [1].
Includes bibliographical references (p. [4]).
Petroleum reserves.
Natural gas reserves.