APA (7e ed.) Bronvermelding

World Health Organization. (1989). WORLD health organization: : publications catalogue 1948- 1989. World Health Organization.

Chicago (17e ed.) Bronvermelding

World Health Organization. WORLD Health Organization: : Publications Catalogue 1948- 1989. World Health Organization, 1989.

MLA (9e ed.) Bronvermelding

World Health Organization. WORLD Health Organization: : Publications Catalogue 1948- 1989. World Health Organization, 1989.

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