Não informado. (1950). National accounts of OECD countries. Organization for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. National Accounts of OECD Countries. Paris: Organization for Economic Co-operation and Development, 1950.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. National Accounts of OECD Countries. Organization for Economic Co-operation and Development, 1950.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.