WHO Scientific Group on Research on the Menopause in the 1990s. (1981). Research on the menopause: Report of a WHO Scientific Group. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)WHO Scientific Group on Research on the Menopause in the 1990s. Research on the Menopause: Report of a WHO Scientific Group. Geneva: World Health Organization, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)WHO Scientific Group on Research on the Menopause in the 1990s. Research on the Menopause: Report of a WHO Scientific Group. World Health Organization, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.