Lee, K. Y., Danilchik, W., & Rice, C. L. (1977). Geologic map of the Guage quadrangle, Breathitt and Magoffin Counties, Kentucky. U.S. Geological Survey.
Chicago Style (17th ed.) CitationLee, K. Y., Walter Danilchik, and Charles L. Rice. Geologic Map of the Guage Quadrangle, Breathitt and Magoffin Counties, Kentucky. Reston, Va.: U.S. Geological Survey, 1977.
MLA (9th ed.) CitationLee, K. Y., et al. Geologic Map of the Guage Quadrangle, Breathitt and Magoffin Counties, Kentucky. U.S. Geological Survey, 1977.
Warning: These citations may not always be 100% accurate.