Dyfyniad APA
Plastic design in steel / American Institute of Steel Construction Inc: A.I.S.E 624.1821 Am512.
Dyfyniad Arddull Chicago
Plastic Design in Steel / American Institute of Steel Construction Inc: A.I.S.E 624.1821 Am512.
Dyfyniad MLA
Plastic Design in Steel / American Institute of Steel Construction Inc: A.I.S.E 624.1821 Am512.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.