World Health Organization. (1998). Health 21: Health for all in the 21st century. World Health Organization.
Chicago (17e ed.) BronvermeldingWorld Health Organization. Health 21: Health for All in the 21st Century. Denmark: World Health Organization, 1998.
MLA (8e ed.) BronvermeldingWorld Health Organization. Health 21: Health for All in the 21st Century. World Health Organization, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.