APA (7th ed.) Citation

Karl, S. M. (2015). Geologic map of Baranof Island, southeastern Alaska. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Karl, Susan M. Geologic Map of Baranof Island, Southeastern Alaska. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2015.

MLA (9th ed.) Citation

Karl, Susan M. Geologic Map of Baranof Island, Southeastern Alaska. U.S. Department of the Interior, U.S. Geological Survey, 2015.