Brash, R. R. (1859). Notes on the round tower controversy.
Lua i Stíl Chicago (17ú heag.)Brash, Richard Rolt. Notes on the Round Tower Controversy. 1859.
Lua MLA (9ú heag.)Brash, Richard Rolt. Notes on the Round Tower Controversy. 1859.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
