Não informado. (2004). Quarterly Journal of the Geological Society of London. Geological Society of London.
Lua i Stíl Chicago (17ú heag.)Não informado. Quarterly Journal of the Geological Society of London. London: Geological Society of London, 2004.
Lua MLA (8ú heag.)Não informado. Quarterly Journal of the Geological Society of London. Geological Society of London, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.