APA (7th ed.) Citation

National Research Council (U.S.). Highway Research Board. (1961). Studies in highway engineering economy: Presented at the 40th Annual Meeting, January 9-13, 1961. National Academy of Sciences-National Research Council.

Chicago Style (17th ed.) Citation

National Research Council (U.S.). Highway Research Board. Studies in Highway Engineering Economy: Presented at the 40th Annual Meeting, January 9-13, 1961. Washington, D.C: National Academy of Sciences-National Research Council, 1961.

MLA (9th ed.) Citation

National Research Council (U.S.). Highway Research Board. Studies in Highway Engineering Economy: Presented at the 40th Annual Meeting, January 9-13, 1961. National Academy of Sciences-National Research Council, 1961.