Sayers, M. W., Gillespie, T. D., & Queiroz, C. A. (1986). The international road roughness experiment: Establishing correlation and a calibration standard for measurements. World Bank.
Chicago-Zitierstil (17. Ausg.)Sayers, Michael W., Thomas D. Gillespie, und Cesar A. Queiroz. The International Road Roughness Experiment: Establishing Correlation and a Calibration Standard for Measurements. Washington, DC: World Bank, 1986.
MLA-Zitierstil (9. Ausg.)Sayers, Michael W., et al. The International Road Roughness Experiment: Establishing Correlation and a Calibration Standard for Measurements. World Bank, 1986.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.