Organisation for Economic Co-operation and Development. (2020). Taxing Wages: 2020. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. Taxing Wages: 2020. Paris, France: Organisation for Economic Co-operation and Development, 2020.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. Taxing Wages: 2020. Organisation for Economic Co-operation and Development, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.