Sayers, M. W., Gillespie, T. D., & Queiroz, C. A. V. (1986). International road roughness experiment: Establishing for correlation and a calibration standard for measurements. World Bank.
Chicago Style (17th ed.) CitationSayers, M. W., T. D. Gillespie, and Cesar A. V. Queiroz. International Road Roughness Experiment: Establishing for Correlation and a Calibration Standard for Measurements. Washington, D.C.: World Bank, 1986.
MLA (9th ed.) CitationSayers, M. W., et al. International Road Roughness Experiment: Establishing for Correlation and a Calibration Standard for Measurements. World Bank, 1986.
Warning: These citations may not always be 100% accurate.