Não informado. (1938). American Journal of Orthodontics and Oral Surgery. C.V. Mosby.
Lua i Stíl Chicago (17ú heag.)Não informado. American Journal of Orthodontics and Oral Surgery. Saint Louis, Mo: C.V. Mosby, 1938.
Lua MLA (8ú heag.)Não informado. American Journal of Orthodontics and Oral Surgery. C.V. Mosby, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.