APA (7th ed.) Citation

Geological Survey (U.S.) & Robinson, G. R., Jr. (1992). Bedrock geology and mineral resources of the Knoxville 1 x 2 quadrangle Tennessee, North Carolina, and South Carolina. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Gilpin R. Robinson, Jr. Bedrock Geology and Mineral Resources of the Knoxville 1 X 2 Quadrangle Tennessee, North Carolina, and South Carolina. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1992.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Gilpin R. Robinson, Jr. Bedrock Geology and Mineral Resources of the Knoxville 1 X 2 Quadrangle Tennessee, North Carolina, and South Carolina. U.S. Dept. of the Interior, U.S. Geological Survey, 1992.