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 Organisation for Economic Co-operation and Development,"Area traffic control systems : a report prepared by an O.E.C.D. road research group, February 1972",,Organisation for Economic Co-operation and Development,1972,Road research,,0119205459,,https://cir.nii.ac.jp/crid/1130000794053836416