Não informado. Leaflet. Purdue University, Agricultural Extension Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Leaflet. Lafayette, Ind: Purdue University, Agricultural Extension Service.
Lua MLA (8ú heag.)Não informado. Leaflet. Purdue University, Agricultural Extension Service.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.