APA (7th ed.) Citation

National Research Council (U.S.). Transportation Research Board & Dunlap, D. F. (1978). Influence of combined highway grade and horizontal alignment on skidding. Transportation Research Board, National Research Council.

Chicago Style (17th ed.) Citation

National Research Council (U.S.). Transportation Research Board and Duane F. Dunlap. Influence of Combined Highway Grade and Horizontal Alignment on Skidding. Washington: Transportation Research Board, National Research Council, 1978.

MLA (9th ed.) Citation

National Research Council (U.S.). Transportation Research Board and Duane F. Dunlap. Influence of Combined Highway Grade and Horizontal Alignment on Skidding. Transportation Research Board, National Research Council, 1978.