World Health Organization (WHO). (1993). Evaluation of recent changes in the financing of health services: Report of a WHO Study Group. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Health Organization (WHO). Evaluation of Recent Changes in the Financing of Health Services: Report of a WHO Study Group. Geneva: World Health Organization, 1993.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)World Health Organization (WHO). Evaluation of Recent Changes in the Financing of Health Services: Report of a WHO Study Group. World Health Organization, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.