Cita APA (7a ed.)

Krugman, P. R., & Venables, A. J. (1993). Integration, specialization and adjustment. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Krugman, Paul R., y Anthony J. Venables. Integration, Specialization and Adjustment. Cambridge, MA: National Bureau of Economic Research, 1993.

Cita MLA (9a ed.)

Krugman, Paul R., y Anthony J. Venables. Integration, Specialization and Adjustment. National Bureau of Economic Research, 1993.