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. Congress. Senate. Committee on Naval Affairs and Silsby, Elwin A.","Navy yearbook, 1920-1921 : embracing all acts authorizing the construction of ships of the ""New Navy"" and a résummé of annual naval appropriation laws from 1883 to 1921, inclusive with tables showing present naval strength, in ships and personnel, and cost of maintaining the navy of the United States also stasistics of foreign navies",,Government Printing Office,1922,Document,,,,https://cir.nii.ac.jp/crid/1130000795407789952