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. Bureau of Foreign and Domestic Commerce,Railway and highway transportation abroad : a study of existing relationships recent competitive measures and coordination policies,,U.S.G.P.O.,1935,Trade promotion series,,,,https://cir.nii.ac.jp/crid/1130282272608019840