APA (7th ed.) Citation

West Virginia Geological and Economic Survey, Krebs, C. E., White, I. C., & Teets, D. D. (1915). Map of Boone County, showing general and economic geology. West Virginia Geological Survey.

Chicago Style (17th ed.) Citation

West Virginia Geological and Economic Survey, C. E. Krebs, I. C. White, and D. D. Teets. Map of Boone County, Showing General and Economic Geology. [Wheeling, W. Va.]: West Virginia Geological Survey, 1915.

MLA (9th ed.) Citation

West Virginia Geological and Economic Survey, et al. Map of Boone County, Showing General and Economic Geology. West Virginia Geological Survey, 1915.