United Nations. Economic Commission for Europe. (1983). An Efficient energy future : prospects for Europe and North America / United Nations Economic Commission for Europe: Prospects for Europe and North America. Butterworths.
Chicago Style (17th ed.) CitationUnited Nations. Economic Commission for Europe. An Efficient Energy Future : Prospects for Europe and North America / United Nations Economic Commission for Europe: Prospects for Europe and North America. London: Butterworths, 1983.
MLA (9th ed.) CitationUnited Nations. Economic Commission for Europe. An Efficient Energy Future : Prospects for Europe and North America / United Nations Economic Commission for Europe: Prospects for Europe and North America. Butterworths, 1983.
Warning: These citations may not always be 100% accurate.