Lua APA (7ú heag.)
(1968). Indians of the Indians of the central plains. U.S. Department of the Interior, Bureau of Indian Affairs.
Lua i Stíl Chicago (17ú heag.)
Indians of the Indians of the Central Plains. Washington, D.C.: U.S. Department of the Interior, Bureau of Indian Affairs, 1968.
Lua MLA (9ú heag.)
Indians of the Indians of the Central Plains. U.S. Department of the Interior, Bureau of Indian Affairs, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.