Não informado. (1957). Proceedings of the Institution of Civil Engineers. Institution of Civil Engineers.
Lua i Stíl Chicago (17ú heag.)Não informado. Proceedings of the Institution of Civil Engineers. London: Institution of Civil Engineers, 1957.
Lua MLA (8ú heag.)Não informado. Proceedings of the Institution of Civil Engineers. Institution of Civil Engineers, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.