Não informado. Ars's. Agricultural Research Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Ars's. Washington: Agricultural Research Service.
Lua MLA (8ú heag.)Não informado. Ars's. Agricultural Research Service.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.