APA (7th ed.) Citation

Collins, W. J., & Thomasson, M. A. (2001). Exploring the racial gap in infant mortality rates, 1920-1970. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Collins, William J., and Melissa A. Thomasson. Exploring the Racial Gap in Infant Mortality Rates, 1920-1970. Cambridge: National Bureau of Economic Research, 2001.

MLA (9th ed.) Citation

Collins, William J., and Melissa A. Thomasson. Exploring the Racial Gap in Infant Mortality Rates, 1920-1970. National Bureau of Economic Research, 2001.