APA (7th ed.) Citation

Geological Survey (U.S.), Missouri. Division of Geology and Land Survey, & Pratt, W. P. (1979). Geologic map of exposed Precambrian rocks, Rolla 1⁰ x 2⁰ quadrangle, Missouri. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Missouri. Division of Geology and Land Survey, and Walden P. Pratt. Geologic Map of Exposed Precambrian Rocks, Rolla 1⁰ X 2⁰ Quadrangle, Missouri. Reston, Va.: U.S. Geological Survey, 1979.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of Exposed Precambrian Rocks, Rolla 1⁰ X 2⁰ Quadrangle, Missouri. U.S. Geological Survey, 1979.