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. Dept. of Agriculture and United States. Congress. Senate. Committee on Agriculture and Forestry and United States. Congress. Senate,"Merger of meat-packing companies : letter from the Secretary of Agriculture transmitting in response to a Senate resolution of December 6, 1922, information relative to a proposed merger of large meat-packing companies and certain other information requested",,G.P.O.,1923,Document,,,,https://cir.nii.ac.jp/crid/1130282269956601216