Cita APA (7a ed.)

Autor, D. H., Levy, F., & Murnane, R. J. (2001). The skill content of recent technological change: An empirical exploration. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Autor, David H., Frank Levy, y Richard J. Murnane. The Skill Content of Recent Technological Change: An Empirical Exploration. Cambridge: National Bureau of Economic Research, 2001.

Cita MLA (9a ed.)

Autor, David H., et al. The Skill Content of Recent Technological Change: An Empirical Exploration. National Bureau of Economic Research, 2001.