Não informado. Polled Hereford World. American Polled Hereford Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Polled Hereford World. Kansas City, Kan: American Polled Hereford Association.
Lua MLA (8ú heag.)Não informado. Polled Hereford World. American Polled Hereford Association.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.