APA (7e ed.) Bronvermelding

DeLong, J. B. (2000). The shape of twentieth century economic history. National Bureau of Economic Research.

Chicago (17e ed.) Bronvermelding

DeLong, J. Bradford. The Shape of Twentieth Century Economic History. Cambridge: National Bureau of Economic Research, 2000.

MLA (9e ed.) Bronvermelding

DeLong, J. Bradford. The Shape of Twentieth Century Economic History. National Bureau of Economic Research, 2000.