Dale, T. N. (1914). Slate in the United States. Department of the Interior, United States Geological Survey.
Chicago Style (17th ed.) CitationDale, T. Nelson. Slate in the United States. [Washington, D.C.]: Department of the Interior, United States Geological Survey, 1914.
MLA (9th ed.) CitationDale, T. Nelson. Slate in the United States. Department of the Interior, United States Geological Survey, 1914.
Warning: These citations may not always be 100% accurate.