Omaha Tribe of Nebraska & United States. Office of Indian Affairs. (1936). Corporate charter of the Omaha Tribe of Nebraska: Ratified August 22, 1936. U.S. G.P.O..
Lua i Stíl Chicago (17ú heag.)Omaha Tribe of Nebraska agus United States. Office of Indian Affairs. Corporate Charter of the Omaha Tribe of Nebraska: Ratified August 22, 1936. Washington: U.S. G.P.O., 1936.
Lua MLA (8ú heag.)Omaha Tribe of Nebraska agus United States. Office of Indian Affairs. Corporate Charter of the Omaha Tribe of Nebraska: Ratified August 22, 1936. U.S. G.P.O., 1936.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.