International Road Federation. (1986). 1986 World survey of current research and development on roads and road transport. Washington D.C.
Chicago Style CitationInternational Road Federation. 1986 World Survey of Current Research and Development On Roads and Road Transport. Washington D.C, 1986.
MLA CitationInternational Road Federation. 1986 World Survey of Current Research and Development On Roads and Road Transport. Washington D.C, 1986.
Warning: These citations may not always be 100% accurate.