Global status report on road safety 2013: Supporting a decade of action.
Dyfyniad Arddull ChicagoGlobal Status Report on Road Safety 2013: Supporting a Decade of Action.
Dyfyniad MLAGlobal Status Report on Road Safety 2013: Supporting a Decade of Action.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.