Não informado. South African cancer bulletin. National Cancer Association of South Africa.
Lua i Stíl Chicago (17ú heag.)Não informado. South African Cancer Bulletin. Johannesburg, Africa do Sul: National Cancer Association of South Africa.
Lua MLA (8ú heag.)Não informado. South African Cancer Bulletin. National Cancer Association of South Africa.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.