Não informado. (1913). Journal of agricultural research. U.S. Department of Agriculture.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Agricultural Research. Washington: U.S. Department of Agriculture, 1913.
Lua MLA (8ú heag.)Não informado. Journal of Agricultural Research. U.S. Department of Agriculture, 1913.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.