Não informado. Rhodesia Bulletin of Forestry Research. Forestry Commission.
Lua i Stíl Chicago (17ú heag.)Não informado. Rhodesia Bulletin of Forestry Research. Salisbury, Zimbabwe: Forestry Commission.
Lua MLA (8ú heag.)Não informado. Rhodesia Bulletin of Forestry Research. Forestry Commission.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.