Organisation for Economic Co-operation and Development. (2019). Global material resources outlook to 2060: Economic drivers and environmental consequences. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. Global Material Resources Outlook to 2060: Economic Drivers and Environmental Consequences. Paris, France: Organisation for Economic Co-operation and Development, 2019.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. Global Material Resources Outlook to 2060: Economic Drivers and Environmental Consequences. Organisation for Economic Co-operation and Development, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.