World Health Organization. (2000). Foodborne disease: A focus for health education. World Health Organization.
Dyfyniad Arddull ChicagoWorld Health Organization. Foodborne Disease: A Focus for Health Education. Geneva: World Health Organization, 2000.
Dyfyniad MLAWorld Health Organization. Foodborne Disease: A Focus for Health Education. World Health Organization, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.