Riggs, E. S. (1912). New or little known titanotheres from the lower Uintah formations: With notes on the stratigraphy and distribution of fossils. [publisher not identified].
Chicago Style (17th ed.) CitationRiggs, Elmer S. New or Little Known Titanotheres from the Lower Uintah Formations: With Notes on the Stratigraphy and Distribution of Fossils. Chicago: [publisher not identified], 1912.
MLA (9th ed.) CitationRiggs, Elmer S. New or Little Known Titanotheres from the Lower Uintah Formations: With Notes on the Stratigraphy and Distribution of Fossils. [publisher not identified], 1912.
Warning: These citations may not always be 100% accurate.