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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, और Simon Washington. Incorporating Safety into Long-range Transportation Planning. Washington, D.C: Transportation Research Board, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Cooperative Highway Research Program, et al. Incorporating Safety into Long-range Transportation Planning. Transportation Research Board, 2006.