(2005). Geologic studies of the Platte River, south-central Nebraska and adjacent areas: Geologic maps, subsurface study, and geologic history. U.S. Dep. of the Interior, U.S. Geological Survey.
Chicago-Zitierstil (17. Ausg.)Geologic Studies of the Platte River, South-central Nebraska and Adjacent Areas: Geologic Maps, Subsurface Study, and Geologic History. [Reston, Va.]: U.S. Dep. of the Interior, U.S. Geological Survey, 2005.
MLA-Zitierstil (9. Ausg.)Geologic Studies of the Platte River, South-central Nebraska and Adjacent Areas: Geologic Maps, Subsurface Study, and Geologic History. U.S. Dep. of the Interior, U.S. Geological Survey, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.