APA aipamena

World Health Organization. (2001). Sexually transmitted infections: Briefing kit for teachers. World Health Organization.

Chicago Style aipamena

World Health Organization. Sexually Transmitted Infections: Briefing Kit for Teachers. Manila, Philippines: World Health Organization, 2001.

MLA aipamena

World Health Organization. Sexually Transmitted Infections: Briefing Kit for Teachers. World Health Organization, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.