Não informado. (1951). School Libraries. American Association of School Librarians.
Lua i Stíl Chicago (17ú heag.)Não informado. School Libraries. Fulton, Mo: American Association of School Librarians, 1951.
Lua MLA (8ú heag.)Não informado. School Libraries. American Association of School Librarians, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.