Não informado. (1966). World survey of current research and development on roads and road transport. International Road Federation.
Čikaški stil citiranja (17. izdanje)Não informado. World Survey of Current Research and Development on Roads and Road Transport. Washington: International Road Federation, 1966.
MLA način citiranja (8. izdanje)Não informado. World Survey of Current Research and Development on Roads and Road Transport. International Road Federation, 1966.
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