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 National Research Council (U.S.). Transportation Research Board,Economic factors in the provision of transportation services,,"Transportation Research Board, National Research Council",1986,Transportation research record,,030904068X,,https://cir.nii.ac.jp/crid/1130282271083180800