Hayden, A. G. Rigid-frame bridge.
Chicago Style aipamenaHayden, Arthur G.Barron. Rigid-frame Bridge.
MLA aipamenaHayden, Arthur G.Barron. Rigid-frame Bridge.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Hayden, A. G. Rigid-frame bridge.
Chicago Style aipamenaHayden, Arthur G.Barron. Rigid-frame Bridge.
MLA aipamenaHayden, Arthur G.Barron. Rigid-frame Bridge.