Não informado. Extension farm news. North Carolina Agricultural Extension Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Extension Farm News. Raleigh, NC: North Carolina Agricultural Extension Service.
Lua MLA (8ú heag.)Não informado. Extension Farm News. North Carolina Agricultural Extension Service.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.