Não informado. (2001). Special paper. Department of Natural Resources.
Lua i Stíl Chicago (17ú heag.)Não informado. Special Paper. Québec, Canadá: Department of Natural Resources, 2001.
Lua MLA (8ú heag.)Não informado. Special Paper. Department of Natural Resources, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.