Dyfyniad APA

(2004). World report on road traffic injury prevention. World Health Organization.

Dyfyniad Arddull Chicago

World Report on Road Traffic Injury Prevention. Ginebra: World Health Organization, 2004.

Dyfyniad MLA

World Report on Road Traffic Injury Prevention. World Health Organization, 2004.

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