World Health Organization. (1981). Guidelines for training community health workers in nutrition. World Health Organization.
Dyfyniad Arddull ChicagoWorld Health Organization. Guidelines for Training Community Health Workers in Nutrition. Geneva: World Health Organization, 1981.
Dyfyniad MLAWorld Health Organization. Guidelines for Training Community Health Workers in Nutrition. World Health Organization, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.