United States. War Department. (1926). Air Service: Allotment of funds and expenditures, general provisions. GPO.
Chicago Style (17th ed.) CitationUnited States. War Department. Air Service: Allotment of Funds and Expenditures, General Provisions. [Washington]: GPO, 1926.
MLA (9th ed.) CitationUnited States. War Department. Air Service: Allotment of Funds and Expenditures, General Provisions. GPO, 1926.
Warning: These citations may not always be 100% accurate.