Não informado. (1966). World survey of current research and development on roads and road transport. International Road Federation.
Citação do estilo Chicago (17ª ed.)Não informado. World Survey of Current Research and Development on Roads and Road Transport. Washington: International Road Federation, 1966.
Citação MLA (8ª ed.)Não informado. World Survey of Current Research and Development on Roads and Road Transport. International Road Federation, 1966.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.