Knovel (Firm) & 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.
Chicago Style (17th ed.) CitationKnovel (Firm) and 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.
MLA (9th ed.) CitationKnovel (Firm) and 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.