World Health Organization. Cross-Cluster Initiative on Long-Term Care, WHO Collaborating Center for Research on Health of the Elderly, Brodsky, J., Habib, J., & Hirschfeld, M. (2003). Key policy issues in long-term care. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Health Organization. Cross-Cluster Initiative on Long-Term Care, WHO Collaborating Center for Research on Health of the Elderly, Jenny Brodsky, Jack Habib, و Miriam Hirschfeld. Key Policy Issues in Long-term Care. Geneva: World Health Organization, 2003.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)World Health Organization. Cross-Cluster Initiative on Long-Term Care, et al. Key Policy Issues in Long-term Care. World Health Organization, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.