OECD Symposium on Geometric Road Design Standards Helsingr, Denmark, Denmark. Vejdirektoratet, & Rådet for trafiksikkerhedsforskning (Denmark). (1977). Geometric road design standards: Proceeding of the Symposium on Methods for Determining Geometric Road Design Standards. Organisation for Economic Co-operation and Development ; [sold by OECD Publications Centre].
Chicago Style (17th ed.) CitationOECD Symposium on Geometric Road Design Standards Helsingr, Denmark, Denmark. Vejdirektoratet, and Rådet for trafiksikkerhedsforskning (Denmark). Geometric Road Design Standards: Proceeding of the Symposium on Methods for Determining Geometric Road Design Standards. Paris : [Washington, D.C.]: Organisation for Economic Co-operation and Development ; [sold by OECD Publications Centre], 1977.
MLA (9th ed.) CitationOECD Symposium on Geometric Road Design Standards Helsingr, Denmark, et al. Geometric Road Design Standards: Proceeding of the Symposium on Methods for Determining Geometric Road Design Standards. Organisation for Economic Co-operation and Development ; [sold by OECD Publications Centre], 1977.