Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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