APA (7th ed.) Citation

Hughes, J. E., Knittel, C. R., & Sperling, D. (2006). Evidence of a shift in the short-run price elasticity of gasoline demand. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Hughes, Jonathan E., Christopher R. Knittel, and Daniel Sperling. Evidence of a Shift in the Short-run Price Elasticity of Gasoline Demand. Cambridge, Mass: National Bureau of Economic Research, 2006.

MLA (9th ed.) Citation

Hughes, Jonathan E., et al. Evidence of a Shift in the Short-run Price Elasticity of Gasoline Demand. National Bureau of Economic Research, 2006.

Warning: These citations may not always be 100% accurate.