APA (7th ed.) Citation

Lavoie, D. L. (2013). Benthic substrate classification map: Gulf Islands National Seashore. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Lavoie, D. L. Benthic Substrate Classification Map: Gulf Islands National Seashore. [Reston, Va ]: U.S. Department of the Interior, U.S. Geological Survey, 2013.

MLA (9th ed.) Citation

Lavoie, D. L. Benthic Substrate Classification Map: Gulf Islands National Seashore. U.S. Department of the Interior, U.S. Geological Survey, 2013.