Não informado. (1924). Crops and markets. U.S. Department of Agriculture, Agricultural Marketing Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Crops and Markets. Washington: U.S. Department of Agriculture, Agricultural Marketing Service, 1924.
Lua MLA (8ú heag.)Não informado. Crops and Markets. U.S. Department of Agriculture, Agricultural Marketing Service, 1924.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.