Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

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