Não informado. (1966). World survey of current research and development on roads and road transport. International Road Federation.
Lua i Stíl Chicago (17ú heag.)Não informado. World Survey of Current Research and Development on Roads and Road Transport. Washington: International Road Federation, 1966.
Lua MLA (8ú heag.)Não informado. World Survey of Current Research and Development on Roads and Road Transport. International Road Federation, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.