Organisation for Economic Co-operation and Development. (1977). OECD economic surveys: United Kingdom. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. OECD Economic Surveys: United Kingdom. Paris, France: Organisation for Economic Co-operation and Development, 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. OECD Economic Surveys: United Kingdom. Organisation for Economic Co-operation and Development, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.