APA (7th ed.) Citation

Não informado. (2021). Annual Bulletin of Coal Statistics for Europe and North America. United Nations.

Chicago Style (17th ed.) Citation

Não informado. Annual Bulletin of Coal Statistics for Europe and North America. New York: United Nations, 2021.

MLA (8th ed.) Citation

Não informado. Annual Bulletin of Coal Statistics for Europe and North America. United Nations, 2021.

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