World Health Organization. (2004). Guidelines for conducting community surveys on injuries and violence. World Health Organization.
Dyfyniad Arddull ChicagoWorld Health Organization. Guidelines for Conducting Community Surveys on Injuries and Violence. Geneva: World Health Organization, 2004.
Dyfyniad MLAWorld Health Organization. Guidelines for Conducting Community Surveys on Injuries and Violence. World Health Organization, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.