APA (7th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. (1929). New trade route opened in Central America. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. New Trade Route Opened in Central America. [Washington]: GPO, 1929.

MLA (9th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. New Trade Route Opened in Central America. GPO, 1929.

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