Abstracts of the Papers Communicated to the Royal Society of London. Royal Society.
Lua i Stíl Chicago (17ú heag.)Abstracts of the Papers Communicated to the Royal Society of London. Royal Society.
Lua MLA (9ú heag.)Abstracts of the Papers Communicated to the Royal Society of London. Royal Society.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.