United States. Office of Indian Affairs. (1963). Letters sent by the Office of Indian Affairs, 1824-1881. National Archives.
Chicago-referens (17:e uppl.)United States. Office of Indian Affairs. Letters Sent by the Office of Indian Affairs, 1824-1881. Washington: National Archives, 1963.
MLA-referens (8:e uppl.)United States. Office of Indian Affairs. Letters Sent by the Office of Indian Affairs, 1824-1881. National Archives, 1963.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.