著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL United States. Army. Air Corps and United States. Congress. House,"Report of director of Air service : letter from the Acting Secretary of War, transmitting a report compiled in the office of the Director of the Air Sercice in compliance with House Resolution 190",,G.P.O.,1920,House documents,,,,https://cir.nii.ac.jp/crid/1130000797294661504