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,"Median design : effect on traffic behavior : presented at the Thirty-fifth Annual Meeting, January 17-20, 1956",,Highway Research Board,1956,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000797903203712