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,"Highway and urban transportation in the 1970's and 1980's : a panel discussion at the plenary session of the 50th Annual Meeting of the Highway Research Board, January 19, 1971",,"Highway Research Board, National Research Council",1971,Highway Research Board special report,,0309019540,,https://cir.nii.ac.jp/crid/1130282269897796736