Dyfyniad APA

(1992). Highway Safety At The Cross Roads Proceedings Of A Conference Sponsored By The Highway Divison Of The American Society Of Civil Engineeris Cooperation With The American Association Of Automotif. American Society of Civil.

Dyfyniad Arddull Chicago

Highway Safety At The Cross Roads Proceedings Of A Conference Sponsored By The Highway Divison Of The American Society Of Civil Engineeris Cooperation With The American Association Of Automotif. American Society of Civil, 1992.

Dyfyniad MLA

Highway Safety At The Cross Roads Proceedings Of A Conference Sponsored By The Highway Divison Of The American Society Of Civil Engineeris Cooperation With The American Association Of Automotif. American Society of Civil, 1992.

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