Levitt, S. D., & Porter, J. (1999). Estimating the effect of alcohol on driver risk using only fatal accident statistics. National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Levitt, Steven D., und Jack Porter. Estimating the Effect of Alcohol on Driver Risk Using Only Fatal Accident Statistics. Cambridge: National Bureau of Economic Research, 1999.
MLA-Zitierstil (9. Ausg.)Levitt, Steven D., und Jack Porter. Estimating the Effect of Alcohol on Driver Risk Using Only Fatal Accident Statistics. National Bureau of Economic Research, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.