APA (7th ed.) Citation

Não informado. (1968). Annual Bulletin of General Energy Statistics for Europe. United Nations, Economic Commission for Europe.

Chicago Style (17th ed.) Citation

Não informado. Annual Bulletin of General Energy Statistics for Europe. New York: United Nations, Economic Commission for Europe, 1968.

MLA (8th ed.) Citation

Não informado. Annual Bulletin of General Energy Statistics for Europe. United Nations, Economic Commission for Europe, 1968.

Warning: These citations may not always be 100% accurate.