World Health Organization. (1981). Infant and young child feeding current issues. World Health Organization.
Chicago (17e ed.) BronvermeldingWorld Health Organization. Infant and Young Child Feeding Current Issues. Geneva: World Health Organization, 1981.
MLA (8e ed.) BronvermeldingWorld Health Organization. Infant and Young Child Feeding Current Issues. World Health Organization, 1981.
Let op: Deze citaties zijn niet altijd 100% accuraat.