Não informado. (2007). Agronomy for Sustainable Development. Institut National de la Recherche Agronomique.
Lua i Stíl Chicago (17ú heag.)Não informado. Agronomy for Sustainable Development. Paris: Institut National de la Recherche Agronomique, 2007.
Lua MLA (8ú heag.)Não informado. Agronomy for Sustainable Development. Institut National de la Recherche Agronomique, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.