APA (7th ed.) Citation

Geological Survey (U.S.). (2008). Assessment of undiscovered oil and gas resources of the Bighorn Basin Province, Wyoming and Montana, 2008. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Assessment of Undiscovered Oil and Gas Resources of the Bighorn Basin Province, Wyoming and Montana, 2008. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2008.

MLA (9th ed.) Citation

Geological Survey (U.S.). Assessment of Undiscovered Oil and Gas Resources of the Bighorn Basin Province, Wyoming and Montana, 2008. U.S. Dept. of the Interior, U.S. Geological Survey, 2008.