APA (7e ed.) Bronvermelding

Não informado. (1979). Euro reports and studies. World Health Organization.

Chicago (17e ed.) Bronvermelding

Não informado. Euro Reports and Studies. Copenhagen: World Health Organization, 1979.

MLA (8e ed.) Bronvermelding

Não informado. Euro Reports and Studies. World Health Organization, 1979.

Let op: Deze citaties zijn niet altijd 100% accuraat.