Não informado. (1956). Annual bulletin of electric energy statistics for Europe. United Nations, Economic Commission for Europe.
Chicago Style (17th ed.) CitationNão informado. Annual Bulletin of Electric Energy Statistics for Europe. New York: United Nations, Economic Commission for Europe, 1956.
MLA (8th ed.) CitationNão informado. Annual Bulletin of Electric Energy Statistics for Europe. United Nations, Economic Commission for Europe, 1956.
Warning: These citations may not always be 100% accurate.