Aubrey, W. M., & Molenaar, C. M. (1991). Geologic framework and stratigraphy of Cretaceous and Tertiary rocks of the Southern Ute Indian Reservation, Southwestern Colorado. United States Government Printing Office.
Chicago-Zitierstil (17. Ausg.)Aubrey, William M., und C. M. Molenaar. Geologic Framework and Stratigraphy of Cretaceous and Tertiary Rocks of the Southern Ute Indian Reservation, Southwestern Colorado. Washington: United States Government Printing Office, 1991.
MLA-Zitierstil (9. Ausg.)Aubrey, William M., und C. M. Molenaar. Geologic Framework and Stratigraphy of Cretaceous and Tertiary Rocks of the Southern Ute Indian Reservation, Southwestern Colorado. United States Government Printing Office, 1991.
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