Não informado. (1956). Geochemistry. Geochemical Society.
Lua i Stíl Chicago (17ú heag.)Não informado. Geochemistry. Ann Arbor, Mich: Geochemical Society, 1956.
Lua MLA (8ú heag.)Não informado. Geochemistry. Geochemical Society, 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.