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
,"Cost of ship construction : letter from the acting chairman of the United States Shipping Board transmitting in response to a senate resolution of November 21, 1918, information relative to existing contracts for ship construction, the cost of such construction, in both private and government shipyards",,Govt. Print. Off.,1919,Document,,,,https://cir.nii.ac.jp/crid/1130282272861999232