Imlay, R. W. (1961). Late Jurassic ammonites from the western Sierra Nevada, California. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationImlay, Ralph W. Late Jurassic Ammonites from the Western Sierra Nevada, California. Washington: United States Department of the Interior, Geological Survey, 1961.
MLA (9th ed.) CitationImlay, Ralph W. Late Jurassic Ammonites from the Western Sierra Nevada, California. United States Department of the Interior, Geological Survey, 1961.
Warning: These citations may not always be 100% accurate.