Longstreet, Stephen.
War cries on Horseback : the story of the Indian Wars of the great plains.
Doubleday, 1970
 Buku Teks SO
Murnane, Gerald
The plains : a novel / Gerald Murnane
Penguin Books, 1982
 Koleksi Publik
Ewers, John C.
Early white influence upon Plains Indian painting
Smithsonian Institution, 1957
 Buku Teks SO
Hazlewood, Arthur
Irrigation economics in poor countries : illustrated by the Usangu Plains of Tanzania
Pergamon Press, 1982
 Buku Teks SO
Vestal, Stanley
Warpath and council fire : the plains Indian's struggle for survival in war and in diplomacy
Random House, 1948
 Buku Teks