National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, & Washington, S. (2006). Incorporating safety into long-range transportation planning. Transportation Research Board.
Cita Chicago Style (17a ed.)National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, y Simon Washington. Incorporating Safety into Long-range Transportation Planning. Washington, D.C: Transportation Research Board, 2006.
Cita MLA (9a ed.)National Cooperative Highway Research Program, et al. Incorporating Safety into Long-range Transportation Planning. Transportation Research Board, 2006.