APA (7th ed.) Citation

Card, D. E., & Lewis, E. (2005). The diffusion of Mexican immigrants during the 1990s: Explanations and impacts. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Card, David E., and Ethan Lewis. The Diffusion of Mexican Immigrants During the 1990s: Explanations and Impacts. Cambridge, Mass: National Bureau of Economic Research, 2005.

MLA (9th ed.) Citation

Card, David E., and Ethan Lewis. The Diffusion of Mexican Immigrants During the 1990s: Explanations and Impacts. National Bureau of Economic Research, 2005.