World Health Organization & World Health Organization. (2005). National policy on traditional medicine and regulation of herbal medicines: Report of a WHO global survey. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Health Organization و World Health Organization. National Policy on Traditional Medicine and Regulation of Herbal Medicines: Report of a WHO Global Survey. Geneva: World Health Organization, 2005.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)World Health Organization و World Health Organization. National Policy on Traditional Medicine and Regulation of Herbal Medicines: Report of a WHO Global Survey. World Health Organization, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.