Walker, T. F. (1974). Stratigraphy and depositional environments of the Morrison and Kootenai formations in the Great Falls area, central Montana. [publisher not identified].
Chicago Style (17th ed.) CitationWalker, Thomas F. Stratigraphy and Depositional Environments of the Morrison and Kootenai Formations in the Great Falls Area, Central Montana. [Place of publication not identified]: [publisher not identified], 1974.
MLA (9th ed.) CitationWalker, Thomas F. Stratigraphy and Depositional Environments of the Morrison and Kootenai Formations in the Great Falls Area, Central Montana. [publisher not identified], 1974.
Warning: These citations may not always be 100% accurate.