Não informado. Spectator. National Association of Elementary School Principals.
Lua i Stíl Chicago (17ú heag.)Não informado. Spectator. Arlington, Va: National Association of Elementary School Principals.
Lua MLA (8ú heag.)Não informado. Spectator. National Association of Elementary School Principals.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.