American Association of State Highway and Transportation Officials. (2014). AASHTO LRFD bridge design specifications, U.S. customary units (Seventh edition.). American Association of State Highway and Transportation Officials.
Cita Chicago Style (17a ed.)American Association of State Highway and Transportation Officials. AASHTO LRFD Bridge Design Specifications, U.S. Customary Units. Seventh edition. Washington, DC: American Association of State Highway and Transportation Officials, 2014.
Cita MLA (8a ed.)American Association of State Highway and Transportation Officials. AASHTO LRFD Bridge Design Specifications, U.S. Customary Units. Seventh edition. American Association of State Highway and Transportation Officials, 2014.
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