Strand, J. (2007). Energy efficiency and renewable energy supply for the G-7 countries, with emphasis on Germany. International Monetary Fund, Fiscal Affairs Dept..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Strand, Jon. Energy Efficiency and Renewable Energy Supply for the G-7 Countries, with Emphasis on Germany. Washington, D.C.: International Monetary Fund, Fiscal Affairs Dept., 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Strand, Jon. Energy Efficiency and Renewable Energy Supply for the G-7 Countries, with Emphasis on Germany. International Monetary Fund, Fiscal Affairs Dept., 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.