APA (7th ed.) Citation

Card, D. E., & Rothstein, J. (2006). Racial segregation and the black-white test score gap. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Card, David E., and Jesse Rothstein. Racial Segregation and the Black-white Test Score Gap. Cambridge, Mass: National Bureau of Economic Research, 2006.

MLA (9th ed.) Citation

Card, David E., and Jesse Rothstein. Racial Segregation and the Black-white Test Score Gap. National Bureau of Economic Research, 2006.