APA (7th ed.) Citation

Geological Survey (U.S.), United States. National Park Service, United States. National Aeronautics and Space Administration, & Brock, J. C. (2008). EAARL topography, Dry Tortugas National Park. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), United States. National Park Service, United States. National Aeronautics and Space Administration, and John C. Brock. EAARL Topography, Dry Tortugas National Park. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2008.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. EAARL Topography, Dry Tortugas National Park. U.S. Dept. of the Interior, U.S. Geological Survey, 2008.