World Health Organization. (2001). Sexually transmitted infections: Briefing kit for teachers. World Health Organization.
Chicago Style (17th ed.) CitationWorld Health Organization. Sexually Transmitted Infections: Briefing Kit for Teachers. Manila, Philippines: World Health Organization, 2001.
ציטוט MLAWorld Health Organization. Sexually Transmitted Infections: Briefing Kit for Teachers. World Health Organization, 2001.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.