Não informado. (2000). Agricultural Science Digest. Indiana Agricultural Experiment Station.
Lua i Stíl Chicago (17ú heag.)Não informado. Agricultural Science Digest. Lafayette, Ind: Indiana Agricultural Experiment Station, 2000.
Lua MLA (8ú heag.)Não informado. Agricultural Science Digest. Indiana Agricultural Experiment Station, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.