Não informado. (1996). Mining in Southern Africa. Thomson Publication.
Lua i Stíl Chicago (17ú heag.)Não informado. Mining in Southern Africa. Pinegowrie, Africa do Sul: Thomson Publication, 1996.
Lua MLA (8ú heag.)Não informado. Mining in Southern Africa. Thomson Publication, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.