Ross, R. J. (1967). Some Middle Ordovician brachiopods and trilobites from the basin ranges, Western United States.: With stratigraphic sections A, north of Pyramid Peak, Calif. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationRoss, Reuben James. Some Middle Ordovician Brachiopods and Trilobites from the Basin Ranges, Western United States.: With Stratigraphic Sections A, North of Pyramid Peak, Calif. Washington: U.S. Govt. Print. Off, 1967.
MLA (8th ed.) CitationRoss, Reuben James. Some Middle Ordovician Brachiopods and Trilobites from the Basin Ranges, Western United States.: With Stratigraphic Sections A, North of Pyramid Peak, Calif. U.S. Govt. Print. Off, 1967.
Warning: These citations may not always be 100% accurate.