Cita APA (7a ed.)

Frankel, J. A., & Wei, S. (1993). Trade blocs and currency blocs. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Frankel, Jeffrey A., y Shang-Jin Wei. Trade Blocs and Currency Blocs. Cambridge, MA: National Bureau of Economic Research, 1993.

Cita MLA (9a ed.)

Frankel, Jeffrey A., y Shang-Jin Wei. Trade Blocs and Currency Blocs. National Bureau of Economic Research, 1993.