Organisation for Economic Co-operation and Development, World Health Organization, ProQuest (Firm), Colombo, F., Oxley, H., & Zurn, P. (2006). Switzerland. Organisation for Economic Co-operation and Development ; World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development, World Health Organization, ProQuest (Firm), Francesca Colombo, Howard Oxley, و Pascal Zurn. Switzerland. Paris : [Geneva]: Organisation for Economic Co-operation and Development ; World Health Organization, 2006.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development, et al. Switzerland. Organisation for Economic Co-operation and Development ; World Health Organization, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.