Organization for Economic Cooperation and Development. (1973). Optimisation of road alignment by the use of computers; a report prepared by an OECD road research group July 1973. s..n.
Chicago-referens (17:e uppl.)Organization for Economic Cooperation and Development. Optimisation of Road Alignment by the Use of Computers; a Report Prepared by an OECD Road Research Group July 1973. Paris: s..n, 1973.
MLA-referens (9:e uppl.)Organization for Economic Cooperation and Development. Optimisation of Road Alignment by the Use of Computers; a Report Prepared by an OECD Road Research Group July 1973. s..n, 1973.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.