APA (7th ed.) Citation

United States. Department of Commerce. (1919). Trinidad's trade in drugs and medicines. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Trinidad's Trade in Drugs and Medicines. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

United States. Department of Commerce. Trinidad's Trade in Drugs and Medicines. GPO, 1919.

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