APA
Heutel G., National Bureau of Economic Research & Kelly D. L. (2013). Incidence and environmental effects of distortionary subsidies. Cambridge: NBER.
Chicago
Heutel Garth, National Bureau of Economic Research and Kelly David L. 2013. Incidence and environmental effects of distortionary subsidies. Cambridge: NBER.
Harvard
Heutel G., National Bureau of Economic Research and Kelly D. L. (2013). Incidence and environmental effects of distortionary subsidies. Cambridge: NBER.
MLA
Heutel Garth, National Bureau of Economic Research and Kelly David L. Incidence and environmental effects of distortionary subsidies. Cambridge: NBER. 2013.