American Association of State Highway and Transportation Officials, & American Association of State Highway and Transportation Officials. (2009). LRFD guide specifications for the design of pedestrian bridges. Washington, D.C.: AASHTO.
Citación estilo ChicagoAmerican Association of State Highway and Transportation Officials, y American Association of State Highway and Transportation Officials. LRFD Guide Specifications for the Design of Pedestrian Bridges. Washington, D.C.: AASHTO, 2009.
Cita MLAAmerican Association of State Highway and Transportation Officials, y American Association of State Highway and Transportation Officials. LRFD Guide Specifications for the Design of Pedestrian Bridges. Washington, D.C.: AASHTO, 2009.
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