Não informado. (1920). Public Works. Municipal Journal and Engineer.
Lua i Stíl Chicago (17ú heag.)Não informado. Public Works. New York: Municipal Journal and Engineer, 1920.
Lua MLA (8ú heag.)Não informado. Public Works. Municipal Journal and Engineer, 1920.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.