Geological Survey (U.S.), Missouri. Division of Geology and Land Survey, & Erickson, R. L. (1985). Summary geochemical and generalized geologic maps of the Springfield 1⁰ x 2⁰ quadrangle and adjacent area, Missouri. U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), Missouri. Division of Geology and Land Survey, and Ralph Leroy Erickson. Summary Geochemical and Generalized Geologic Maps of the Springfield 1⁰ X 2⁰ Quadrangle and Adjacent Area, Missouri. Reston, Va.: U.S. Geological Survey, 1985.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Summary Geochemical and Generalized Geologic Maps of the Springfield 1⁰ X 2⁰ Quadrangle and Adjacent Area, Missouri. U.S. Geological Survey, 1985.
Warning: These citations may not always be 100% accurate.