Não informado. (1922). Empire Forestry Journal. Empire Forestry Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Empire Forestry Journal. London: Empire Forestry Association, 1922.
Lua MLA (8ú heag.)Não informado. Empire Forestry Journal. Empire Forestry Association, 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.