O'Sullivan, R. B., & Pipiringos, G. N. (1983). Stratigraphic sections of middle Jurassic Entrada sandstone and related rocks from Dewey Bridge, Utah, to Bridgeport, Colorado. The Survey.
Chicago Style (17th ed.) CitationO'Sullivan, Robert Brett, and G. N. Pipiringos. Stratigraphic Sections of Middle Jurassic Entrada Sandstone and Related Rocks from Dewey Bridge, Utah, to Bridgeport, Colorado. [Reston, Va.]: The Survey, 1983.
MLA (9th ed.) CitationO'Sullivan, Robert Brett, and G. N. Pipiringos. Stratigraphic Sections of Middle Jurassic Entrada Sandstone and Related Rocks from Dewey Bridge, Utah, to Bridgeport, Colorado. The Survey, 1983.
Warning: These citations may not always be 100% accurate.