APA (7th ed.) Citation

Weary, D. J., & McDowell, R. C. (2006). Geologic map of the Big Spring quadrangle, Carter County, Missouri (Version 1.0.). U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Weary, David J., and Robert C. McDowell. Geologic Map of the Big Spring Quadrangle, Carter County, Missouri. Version 1.0. [Reston, Va.]: U.S. Geological Survey, 2006.

MLA (9th ed.) Citation

Weary, David J., and Robert C. McDowell. Geologic Map of the Big Spring Quadrangle, Carter County, Missouri. Version 1.0. U.S. Geological Survey, 2006.