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,Traffic control devices,,Transportation Research Board of the National Academies,2014,Transportation research record,,"9780309295574,9780309369183,9780309369756,9781510854277,9781510878266",,https://cir.nii.ac.jp/crid/1130282269816293504