APA (7th ed.) Citation

Kepferle, R. C., Potter, P. E., & Pryor, W. A. (1981). Stratigraphy of the Chattanooga Shale (Upper Devonian and Lower Mississippian) in vicinity of Big Stone Gap, Wise County, Virginia. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Kepferle, Roy Clark, Paul Edwin Potter, and Wayne Arthur Pryor. Stratigraphy of the Chattanooga Shale (Upper Devonian and Lower Mississippian) in Vicinity of Big Stone Gap, Wise County, Virginia. [Reston, Va.]: U.S. Dept. of the Interior, Geological Survey, 1981.

MLA (9th ed.) Citation

Kepferle, Roy Clark, et al. Stratigraphy of the Chattanooga Shale (Upper Devonian and Lower Mississippian) in Vicinity of Big Stone Gap, Wise County, Virginia. U.S. Dept. of the Interior, Geological Survey, 1981.