National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, & Friedman, D. M. (2006). Surface transportation security: A tool for priotitizing high-value transportation choke points. Transportation Research Board.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, و David M. Friedman. Surface Transportation Security: A Tool for Priotitizing High-value Transportation Choke Points. Washington, D.C: Transportation Research Board, 2006.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Cooperative Highway Research Program, et al. Surface Transportation Security: A Tool for Priotitizing High-value Transportation Choke Points. Transportation Research Board, 2006.