Lua APA (7ú heag.)

Não informado. (1907). Proceedings of the American Society of Agronomy. American Society of Agronomy.

Lua i Stíl Chicago (17ú heag.)

Não informado. Proceedings of the American Society of Agronomy. Washington: American Society of Agronomy, 1907.

Lua MLA (8ú heag.)

Não informado. Proceedings of the American Society of Agronomy. American Society of Agronomy, 1907.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.