Geological Survey, Orkild, P. P., & U.S. Atomic Energy Commission. (1955). Photogeologic map of the Tidwell-4 quadrangle, Emery County, Utah. U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey, Paul P. Orkild, and U.S. Atomic Energy Commission. Photogeologic Map of the Tidwell-4 Quadrangle, Emery County, Utah. Washington, D.C.: U.S. Geological Survey, 1955.
MLA (8th ed.) CitationGeological Survey, et al. Photogeologic Map of the Tidwell-4 Quadrangle, Emery County, Utah. U.S. Geological Survey, 1955.
Warning: These citations may not always be 100% accurate.