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,"Traffic assignment : 4 reports : presented at the 42nd annual meeting, January 7-11, 1963",,"Highway Research Board, Division of Engineering",1963,Highway research record,,,,https://cir.nii.ac.jp/crid/1130000797626631552