World Health Organization (WHO). (2012). World malaria report 2012. World Health Organization.
Dyfyniad Arddull ChicagoWorld Health Organization (WHO). World Malaria Report 2012. Geneva: World Health Organization, 2012.
Dyfyniad MLAWorld Health Organization (WHO). World Malaria Report 2012. World Health Organization, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.