National Highway Institute (Estados Unidos), National Highway Institute (Estados Unidos), Federal Highway Administration (Estados Unidos). Department of Transportation, & Federal Highway Administration (Estados Unidos). Department of Transportation. (2010). Load and resistance factor rating of highway bridges. [Lugar de publicación no identificado]: National Highway Institute.
Chicago Style CitationNational Highway Institute (Estados Unidos), National Highway Institute (Estados Unidos), Federal Highway Administration (Estados Unidos). Department of Transportation, and Federal Highway Administration (Estados Unidos). Department of Transportation. Load and Resistance Factor Rating of Highway Bridges. [Lugar de publicación no identificado]: National Highway Institute, 2010.
MLA CitationNational Highway Institute (Estados Unidos), National Highway Institute (Estados Unidos), Federal Highway Administration (Estados Unidos). Department of Transportation, and Federal Highway Administration (Estados Unidos). Department of Transportation. Load and Resistance Factor Rating of Highway Bridges. [Lugar de publicación no identificado]: National Highway Institute, 2010.