Não informado. (1967). World Index of Scientific Translations. European Translations Centre.
Lua i Stíl Chicago (17ú heag.)Não informado. World Index of Scientific Translations. Delft, Holanda: European Translations Centre, 1967.
Lua MLA (8ú heag.)Não informado. World Index of Scientific Translations. European Translations Centre, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.