APA (7th ed.) Citation

Não informado. (1950). Yearbook of International Trade Statistics. United Nations.

Chicago Style (17th ed.) Citation

Não informado. Yearbook of International Trade Statistics. New York: United Nations, 1950.

MLA (8th ed.) Citation

Não informado. Yearbook of International Trade Statistics. United Nations, 1950.

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