National Cooperative Highway Research Program, American Association of State Highway and Transportation Officials, National Research Council (U.S.). Transportation Research Board, Klaiber, F. W., Wipf, T. J., & Russo, F. M. (2004). Cost-effective practices for off-system and local interest bridges. Transportation Research Board.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)National Cooperative Highway Research Program, American Association of State Highway and Transportation Officials, National Research Council (U.S.). Transportation Research Board, F. W. Klaiber, T. J. Wipf, và Francesco M. Russo. Cost-effective Practices for Off-system and Local Interest Bridges. Washington, D.C: Transportation Research Board, 2004.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)National Cooperative Highway Research Program, et al. Cost-effective Practices for Off-system and Local Interest Bridges. Transportation Research Board, 2004.