Não informado. (1988). Australian journal of soil and water conservation. Soil and Water Conservation Association of Australia.
Lua i Stíl Chicago (17ú heag.)Não informado. Australian Journal of Soil and Water Conservation. Alexandria, Va: Soil and Water Conservation Association of Australia, 1988.
Lua MLA (8ú heag.)Não informado. Australian Journal of Soil and Water Conservation. Soil and Water Conservation Association of Australia, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.