APA (7th ed.) Citation

Geological Survey (U.S.). (2002). Natural gas production in the United States. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Natural Gas Production in the United States. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2002.

MLA (9th ed.) Citation

Geological Survey (U.S.). Natural Gas Production in the United States. U.S. Dept. of the Interior, U.S. Geological Survey, 2002.