Cita APA (7a ed.)

Cawley, J. H., Heckman, J. J., & Vytlacil, E. (1998). Meritocracy in America: Wages within and across occupations. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Cawley, John H., James Joseph Heckman, y Edward Vytlacil. Meritocracy in America: Wages Within and Across Occupations. Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Cawley, John H., et al. Meritocracy in America: Wages Within and Across Occupations. National Bureau of Economic Research, 1998.