APA (7th ed.) Citation

Alesina, A., Spolaore, E., & Wacziarg, R. (1997). Economic integration and political disintegration. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Alesina, Alberto, Enrico Spolaore, and Romain Wacziarg. Economic Integration and Political Disintegration. Cambridge: National Bureau of Economic Research, 1997.

MLA (9th ed.) Citation

Alesina, Alberto, et al. Economic Integration and Political Disintegration. National Bureau of Economic Research, 1997.