Dyfyniad APA
Victor, D. J. (2001). Essentials of bridge engineering (5th ed.). Oxford & IBH.
Dyfyniad Arddull Chicago
Victor, D. Johnson. Essentials of Bridge Engineering. 5th ed. New Delhi: Oxford & IBH, 2001.
Dyfyniad MLA
Victor, D. Johnson. Essentials of Bridge Engineering. 5th ed. Oxford & IBH, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.