Dyfyniad APA

National Research Council (U.S.). Transportation Research Board. (1996). Maintenance and management of highway structures. National Academy Press.

Dyfyniad Arddull Chicago

National Research Council (U.S.). Transportation Research Board. Maintenance and Management of Highway Structures. Washington, DC: National Academy Press, 1996.

Dyfyniad MLA

National Research Council (U.S.). Transportation Research Board. Maintenance and Management of Highway Structures. National Academy Press, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.