APA (7th ed.) Citation

Geological Survey (U.S.), United States. National Park Service, United States. National Oceanic and Atmospheric Administration, & Brock, J. C. (2008). EAARL topography, George Washington Birthplace National Monument. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), United States. National Park Service, United States. National Oceanic and Atmospheric Administration, and John C. Brock. EAARL Topography, George Washington Birthplace National Monument. [Reston, Va.]: U.S. Geological Survey, 2008.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. EAARL Topography, George Washington Birthplace National Monument. U.S. Geological Survey, 2008.

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