Não informado. (2003). Proceedings of the Institution of Civil Engineers. Thomas Telford.
Lua i Stíl Chicago (17ú heag.)Não informado. Proceedings of the Institution of Civil Engineers. London: Thomas Telford, 2003.
Lua MLA (8ú heag.)Não informado. Proceedings of the Institution of Civil Engineers. Thomas Telford, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.