United States. War Department. (1929). Air Corps: Storage and handling of hydrogen. GPO.
Chicago Style (17th ed.) CitationUnited States. War Department. Air Corps: Storage and Handling of Hydrogen. [Washington]: GPO, 1929.
MLA (9th ed.) CitationUnited States. War Department. Air Corps: Storage and Handling of Hydrogen. GPO, 1929.
Warning: These citations may not always be 100% accurate.