APA (7th ed.) Citation

United States. Department of Commerce. Aeronautics Branch. (1931). General airway information. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Aeronautics Branch. General Airway Information. [Washington]: GPO, 1931.

MLA (9th ed.) Citation

United States. Department of Commerce. Aeronautics Branch. General Airway Information. GPO, 1931.

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