Não informado. (2003). Southern African Forestry Journal. Southern African Institute of Forestry.
Lua i Stíl Chicago (17ú heag.)Não informado. Southern African Forestry Journal. Pretoria, Africa do Sul: Southern African Institute of Forestry, 2003.
Lua MLA (8ú heag.)Não informado. Southern African Forestry Journal. Southern African Institute of Forestry, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.