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. Interstate Commerce Commission,"Letter from the Interstate commerce commission, submitting report of investigation in the matter of the relation of common carriers subject to the act to regulate commerce to coal and oil and the transportation thereof",,G.P.O.,1914,House of representatives,,,,https://cir.nii.ac.jp/crid/1130000795475780736