APA
Lindert P. H., National Bureau of Economic Research & Williamson J. G. (2011). American incomes before and after the revolution. Cambridge: NBER.
Chicago
Lindert Peter H, National Bureau of Economic Research and Williamson Jeffrey G. 2011. American incomes before and after the revolution. Cambridge: NBER.
Harvard
Lindert P. H., National Bureau of Economic Research and Williamson J. G. (2011). American incomes before and after the revolution. Cambridge: NBER.
MLA
Lindert Peter H, National Bureau of Economic Research and Williamson Jeffrey G. American incomes before and after the revolution. Cambridge: NBER. 2011.