Dyfyniad APA

(1989). Safety of all-terrain vehicles: Discussion of problems and needs. Transportation Research Board, National Research Council.

Dyfyniad Arddull Chicago

Safety of All-terrain Vehicles: Discussion of Problems and Needs. Washington, D.C: Transportation Research Board, National Research Council, 1989.

Dyfyniad MLA

Safety of All-terrain Vehicles: Discussion of Problems and Needs. Transportation Research Board, National Research Council, 1989.

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