Não informado. (2004). Highways and Road Construction. IPC Business Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Highways and Road Construction. London: IPC Business Press, 2004.
Lua MLA (8ú heag.)Não informado. Highways and Road Construction. IPC Business Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.