APA (7th ed.) Citation

United States. Weather Bureau. (1926). Aerological code. GPO.

Chicago Style (17th ed.) Citation

United States. Weather Bureau. Aerological Code. [Washington]: GPO, 1926.

MLA (9th ed.) Citation

United States. Weather Bureau. Aerological Code. GPO, 1926.

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