APA (7th ed.) Citation

Frankel, J. A., Stein, E., & Wei, S. (1995). Regional trading arrangements: Natural or super-natural. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Frankel, Jeffrey A., Ernesto Stein, and Shang-Jin Wei. Regional Trading Arrangements: Natural or Super-natural. Cambridge: National Bureau of Economic Research, 1995.

MLA (9th ed.) Citation

Frankel, Jeffrey A., et al. Regional Trading Arrangements: Natural or Super-natural. National Bureau of Economic Research, 1995.