Não informado. (1974). American Highway and Transportation Monthly. American Association of State Highway and Transportation Officials.
Lua i Stíl Chicago (17ú heag.)Não informado. American Highway and Transportation Monthly. Washington: American Association of State Highway and Transportation Officials, 1974.
Lua MLA (8ú heag.)Não informado. American Highway and Transportation Monthly. American Association of State Highway and Transportation Officials, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.