Sheldon, R. P. (1954). Stratigraphic sections of the Phosphoria Formation in Wyoming, 1952. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationSheldon, Richard Porter. Stratigraphic Sections of the Phosphoria Formation in Wyoming, 1952. Washington, D.C.: United States Department of the Interior, Geological Survey, 1954.
MLA (9th ed.) CitationSheldon, Richard Porter. Stratigraphic Sections of the Phosphoria Formation in Wyoming, 1952. United States Department of the Interior, Geological Survey, 1954.
Warning: These citations may not always be 100% accurate.