United States. Army. American Expeditionary Forces. (1918). Propellers approved for use on airplanes of types in use by American Expeditionary Forces. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Army. American Expeditionary Forces. Propellers Approved for Use on Airplanes of Types in Use by American Expeditionary Forces. [Place of publication not identified]: [publisher not identified], 1918.
MLA (9th ed.) CitationUnited States. Army. American Expeditionary Forces. Propellers Approved for Use on Airplanes of Types in Use by American Expeditionary Forces. [publisher not identified], 1918.
Warning: These citations may not always be 100% accurate.