National Research Council (U.S.). Transportation Research Board & National Research Council (U.S.). Transportation Research Board. Meeting. (2006). Pedestrians and bicycles. Transportation Research Board.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Transportation Research Board و National Research Council (U.S.). Transportation Research Board. Meeting. Pedestrians and Bicycles. Washington, D.C: Transportation Research Board, 2006.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Transportation Research Board و National Research Council (U.S.). Transportation Research Board. Meeting. Pedestrians and Bicycles. Transportation Research Board, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.