Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

Warning: These citations may not always be 100% accurate.