APA (7th ed.) Citation

Geological Survey (U.S.), Wilson, F. H., Orris, G. J., & Gray, F. (2019). Preliminary geologic map of the Greater Antilles and Virgin Islands. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Frederic H. Wilson, G. J. Orris, and Floyd Gray. Preliminary Geologic Map of the Greater Antilles and Virgin Islands. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2019.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Preliminary Geologic Map of the Greater Antilles and Virgin Islands. U.S. Department of the Interior, U.S. Geological Survey, 2019.