APA (7th ed.) Citation

Swingle, G. D., & Luther, E. T. (1963). Geologic map of the Morgan Springs quadrangle, Tennessee. Division of Geology.

Chicago Style (17th ed.) Citation

Swingle, George D., and Edward T. Luther. Geologic Map of the Morgan Springs Quadrangle, Tennessee. Nashville, Tenn.: Division of Geology, 1963.

MLA (9th ed.) Citation

Swingle, George D., and Edward T. Luther. Geologic Map of the Morgan Springs Quadrangle, Tennessee. Division of Geology, 1963.