Não informado. Science Library bibliographical series. Science Museum.
Lua i Stíl Chicago (17ú heag.)Não informado. Science Library Bibliographical Series. London: Science Museum.
Lua MLA (8ú heag.)Não informado. Science Library Bibliographical Series. Science Museum.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.