National Joint Committee on Uniform Traffic Control Devices. (1961). Manual on uniform traffic control devices for streets and highways. Bureau of Public Roads.
Chicago Style (17th ed.) CitationNational Joint Committee on Uniform Traffic Control Devices. Manual on Uniform Traffic Control Devices for Streets and Highways. Wash.: Bureau of Public Roads, 1961.
MLA引文National Joint Committee on Uniform Traffic Control Devices. Manual on Uniform Traffic Control Devices for Streets and Highways. Bureau of Public Roads, 1961.
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