APA (7e ed.) Bronvermelding

World Health Organization. (1999). Sexually transmitted infections prevalence study methodology. World Health Organization.

Chicago (17e ed.) Bronvermelding

World Health Organization. Sexually Transmitted Infections Prevalence Study Methodology. Geneva,Switzerland: World Health Organization, 1999.

MLA (8e ed.) Bronvermelding

World Health Organization. Sexually Transmitted Infections Prevalence Study Methodology. World Health Organization, 1999.

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