APA (7th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. (1929). U.S. foreign trade in 1st 9 months of 1929. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. U.S. Foreign Trade in 1st 9 Months of 1929. [Washington]: GPO, 1929.

MLA (9th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. U.S. Foreign Trade in 1st 9 Months of 1929. GPO, 1929.