United States. Federal Highway Administration, National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program, American Association of State Highway and Transportation Officials, & Wu, J. T. H. (2006). Design and construction guidelines for geosynthetic-reinforced soil bridge abutments with a flexible facing. Transportation Research Board.
Chicago-viite (17. p.)United States. Federal Highway Administration, National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program, American Association of State Highway and Transportation Officials, ja Jonathan T. H. Wu. Design and Construction Guidelines for Geosynthetic-reinforced Soil Bridge Abutments with a Flexible Facing. Washington, D.C: Transportation Research Board, 2006.
MLA-viite (9. p.)United States. Federal Highway Administration, et al. Design and Construction Guidelines for Geosynthetic-reinforced Soil Bridge Abutments with a Flexible Facing. Transportation Research Board, 2006.