AASHTO & American Association of State Highway and Transportation Officials. (2014). Guide specifications for seismic isolation design (4th. edition.). AASHTO.
Dyfyniad Arddull ChicagoAASHTO and American Association of State Highway and Transportation Officials. Guide Specifications for Seismic Isolation Design. 4th. edition. Washington D.C., USA: AASHTO, 2014.
Dyfyniad MLAAASHTO and American Association of State Highway and Transportation Officials. Guide Specifications for Seismic Isolation Design. 4th. edition. AASHTO, 2014.
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