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Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program, Pennsylvania State University. Dept. of Civil Engineering, Paul Jovanis, und Frank Gross. Core Competencies for Highway Safety Professionals. Washington, D.C: Transportation Research Board, 2006.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.). Transportation Research Board, et al. Core Competencies for Highway Safety Professionals. Transportation Research Board, 2006.