United Nations. Natural Resources and Energy Division. (1984). Energy planning in developing countries. Oxford University Press in co-operation with the United Nations.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United Nations. Natural Resources and Energy Division. Energy Planning in Developing Countries. New York: Oxford University Press in co-operation with the United Nations, 1984.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United Nations. Natural Resources and Energy Division. Energy Planning in Developing Countries. Oxford University Press in co-operation with the United Nations, 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.