APA
Cragg M. I., Kahn Matthew E & National Bureau Of Economic Research. (2009). Carbon geography: The political economy of congressional sup. Cambridge: NBER.
Chicago
Cragg Michael I, Kahn Matthew E and National Bureau Of Economic Research. 2009. Carbon geography: The political economy of congressional sup. Cambridge: NBER.
Harvard
Cragg M. I., Kahn Matthew E and National Bureau Of Economic Research. (2009). Carbon geography: The political economy of congressional sup. Cambridge: NBER.
MLA
Cragg Michael I, Kahn Matthew E and National Bureau Of Economic Research. Carbon geography: The political economy of congressional sup. Cambridge: NBER. 2009.
