Cita APA (7a ed.)

Hatton, T. J., & Williamson, J. G. (1998). The Age of mass migration: Causes and economic impact. Oxford University Press.

Cita Chicago Style (17a ed.)

Hatton, T. J., y Jeffrey G. Williamson. The Age of Mass Migration: Causes and Economic Impact. New York [etc.]: Oxford University Press, 1998.

Cita MLA (9a ed.)

Hatton, T. J., y Jeffrey G. Williamson. The Age of Mass Migration: Causes and Economic Impact. Oxford University Press, 1998.