APA (7th ed.) Citation

Geological Survey (U.S.). (1999). Ohio. [U.S. Dept. of the Interior, U.S. Geological Survey].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Ohio. [Reston, Va.]: [U.S. Dept. of the Interior, U.S. Geological Survey], 1999.

MLA (9th ed.) Citation

Geological Survey (U.S.). Ohio. [U.S. Dept. of the Interior, U.S. Geological Survey], 1999.

Warning: These citations may not always be 100% accurate.