Não informado. (1918). National Bureau of Standards Handbook. Government Printing Office.
Lua i Stíl Chicago (17ú heag.)Não informado. National Bureau of Standards Handbook. Washington: Government Printing Office, 1918.
Lua MLA (8ú heag.)Não informado. National Bureau of Standards Handbook. Government Printing Office, 1918.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.