APA (7th ed.) Citation

Levitt, S. D., & Porter, J. R. (1999). Estimating the effect of alcohol on driver risk using only fatal accident statistics. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Levitt, Steven D., and Jack Ray Porter. Estimating the Effect of Alcohol on Driver Risk Using Only Fatal Accident Statistics. Cambridge, MA: National Bureau of Economic Research, 1999.

MLA (9th ed.) Citation

Levitt, Steven D., and Jack Ray Porter. Estimating the Effect of Alcohol on Driver Risk Using Only Fatal Accident Statistics. National Bureau of Economic Research, 1999.