National Research Council (U.S.). Highway Research Board. (1969). Freeway traffic characteristics and control: 19 reports. Highway Research Board, National Research Council.
Citace podle Chicago (17th ed.)National Research Council (U.S.). Highway Research Board. Freeway Traffic Characteristics and Control: 19 Reports. Washington, D.C: Highway Research Board, National Research Council, 1969.
Citace podle MLA (9th ed.)National Research Council (U.S.). Highway Research Board. Freeway Traffic Characteristics and Control: 19 Reports. Highway Research Board, National Research Council, 1969.
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