Lua APA (7ú heag.)

Não informado. (1932). National Elementary Principal. National Association of Elementary School Principals.

Lua i Stíl Chicago (17ú heag.)

Não informado. National Elementary Principal. Arlington, Va: National Association of Elementary School Principals, 1932.

Lua MLA (8ú heag.)

Não informado. National Elementary Principal. National Association of Elementary School Principals, 1932.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.