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.). Highway Research Board,Mass transportation : 8 reports,,"Highway Research Board, Division of Engineering",1970,Highway research record,,030901817X,,https://cir.nii.ac.jp/crid/1130000795087364480