Não informado. (1955). Texas agricultural progress. Texas Agricultural Experiment Station.
Lua i Stíl Chicago (17ú heag.)Não informado. Texas Agricultural Progress. College Station, Tex: Texas Agricultural Experiment Station, 1955.
Lua MLA (8ú heag.)Não informado. Texas Agricultural Progress. Texas Agricultural Experiment Station, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.