APA (7th ed.) Zitazioa
Victor, D. J. (2001). Essentials of bridge engineering (5th ed.). Oxford & IBH.
Chicago Style (17th ed.) Zitazioa
Victor, D. Johnson. Essentials of Bridge Engineering. 5th ed. New Delhi: Oxford & IBH, 2001.
MLA (9th ed.) Zitazioa
Victor, D. Johnson. Essentials of Bridge Engineering. 5th ed. Oxford & IBH, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.