Não informado. (2000). Special report. Arkansas Agricultural Experiment Station.
Lua i Stíl Chicago (17ú heag.)Não informado. Special Report. Fayetteville, Ark: Arkansas Agricultural Experiment Station, 2000.
Lua MLA (8ú heag.)Não informado. Special Report. Arkansas Agricultural Experiment Station, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.