Ackerman, A., & McPhee, D. K. (2020). U.S. Geological Survey STATEMAP: Geologic mapping for the public good. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationAckerman, Abby, and Darcy K. McPhee. U.S. Geological Survey STATEMAP: Geologic Mapping for the Public Good. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2020.
MLA (9th ed.) CitationAckerman, Abby, and Darcy K. McPhee. U.S. Geological Survey STATEMAP: Geologic Mapping for the Public Good. U.S. Department of the Interior, U.S. Geological Survey, 2020.
Warning: These citations may not always be 100% accurate.