World Health Organization. (2001). Sexually transmitted infections: Briefing kit for teachers. World Health Organization.
Style de citation Chicago (17e éd.)World Health Organization. Sexually Transmitted Infections: Briefing Kit for Teachers. Manila, Philippines: World Health Organization, 2001.
Style de citation MLA (8e éd.)World Health Organization. Sexually Transmitted Infections: Briefing Kit for Teachers. World Health Organization, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.