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,"Transportation professionals : future needs and opportunities : a study of transportation professional needs for highway and mass transit agencies in state, local, and federal government",,"Transportation Research Board, National Research Council",1985,Special report,,0309038138,,https://cir.nii.ac.jp/crid/1130282272795868672