Danilchik, W. (1977). Geologic map of the Tiptop quadrangle, eastern Kentucky. U.S Geological Survey.
Chicago Style (17th ed.) CitationDanilchik, Walter. Geologic Map of the Tiptop Quadrangle, Eastern Kentucky. Reston, Va.: U.S Geological Survey, 1977.
MLA (9th ed.) CitationDanilchik, Walter. Geologic Map of the Tiptop Quadrangle, Eastern Kentucky. U.S Geological Survey, 1977.
Warning: These citations may not always be 100% accurate.