AASHTO & American Association of State Highway and Transportation Officials. (2011). AASHTO guide specifications for LRFD seismic bridge design (2nd edition.). AASHTO.
Cita Chicago (17th ed.)AASHTO i American Association of State Highway and Transportation Officials. AASHTO Guide Specifications for LRFD Seismic Bridge Design. 2nd edition. Washington, D.C: AASHTO, 2011.
Cita MLA (9th ed.)AASHTO i American Association of State Highway and Transportation Officials. AASHTO Guide Specifications for LRFD Seismic Bridge Design. 2nd edition. AASHTO, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.