Geological Survey (U.S.), Missouri. Division of Geology and Land Survey, Arkansas Geological Commission, & Middendorf, M. A. (1997). Geologic map of the Harrison 1⁰ x 2⁰ quadrangle, Missouri and Arkansas. U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), Missouri. Division of Geology and Land Survey, Arkansas Geological Commission, and Mark A. Middendorf. Geologic Map of the Harrison 1⁰ X 2⁰ Quadrangle, Missouri and Arkansas. [Reston, Va.]: U.S. Geological Survey, 1997.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Geologic Map of the Harrison 1⁰ X 2⁰ Quadrangle, Missouri and Arkansas. U.S. Geological Survey, 1997.
Warning: These citations may not always be 100% accurate.