APA (7th ed.) Citation

Geological Survey (U.S.). (1999). Special project images. U.S. Dept. of the Interior, U.S. geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Special Project Images. [Reston, Va.]: U.S. Dept. of the Interior, U.S. geological Survey, 1999.

MLA (9th ed.) Citation

Geological Survey (U.S.). Special Project Images. U.S. Dept. of the Interior, U.S. geological Survey, 1999.