APA (7th ed.) Citation

United States. Department of Commerce. Aeronautics Branch. (1929). Air commerce bulletin. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Aeronautics Branch. Air Commerce Bulletin. [Washington]: GPO, 1929.

MLA (9th ed.) Citation

United States. Department of Commerce. Aeronautics Branch. Air Commerce Bulletin. GPO, 1929.

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