APA
Gendron-Carrier N. e. a., National Bureau of Economic Research, . (2018). Subways and urban air pollution ?. Cambridge: NBER.
Chicago
Gendron-Carrier Nicolas et al, National Bureau of Economic Research, . 2018. Subways and urban air pollution ?. Cambridge: NBER.
Harvard
Gendron-Carrier N. e. a., National Bureau of Economic Research, . (2018). Subways and urban air pollution ?. Cambridge: NBER.
MLA
Gendron-Carrier Nicolas et al, National Bureau of Economic Research, . Subways and urban air pollution ?. Cambridge: NBER. 2018.