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. Federal Trade Commission,"Control of power companies : letter from the chairman of the Federal Trade Commission transmitting in response to Senate resolution no.329, Sixty-eighth Congress, a report relative to the supply of electrical power companies",,U.S. Govt. Print. Off.,1927,Document,,,,https://cir.nii.ac.jp/crid/1130000794482664576