APA (7th ed.) Citation

Johnson, S. Y., & Cochran, S. A. (2015). California State waters map series--offshore of Refugio Beach, California. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Johnson, Samuel Y., and Susan A. Cochran. California State Waters Map Series--offshore of Refugio Beach, California. [Reston, Va.]: U.S. Department of the Interior, U.S. Geological Survey, 2015.

MLA (9th ed.) Citation

Johnson, Samuel Y., and Susan A. Cochran. California State Waters Map Series--offshore of Refugio Beach, California. U.S. Department of the Interior, U.S. Geological Survey, 2015.