APA
Celhay P. e. a., National Bureau of Economic Research, . (2015). Long run effects of temporary incentives on medical care productivity. Cambridge: NBER.
Chicago
Celhay Pablo et al, National Bureau of Economic Research, . 2015. Long run effects of temporary incentives on medical care productivity. Cambridge: NBER.
Harvard
Celhay P. e. a., National Bureau of Economic Research, . (2015). Long run effects of temporary incentives on medical care productivity. Cambridge: NBER.
MLA
Celhay Pablo et al, National Bureau of Economic Research, . Long run effects of temporary incentives on medical care productivity. Cambridge: NBER. 2015.