Cita APA (7a ed.)

Freeman, R. B., & Goroff, D. L. (2009). Science and engineering careers in the United States: An analysis of markets and employment. University of Chicago Press.

Cita Chicago Style (17a ed.)

Freeman, Richard B., y Daniel L. Goroff. Science and Engineering Careers in the United States: An Analysis of Markets and Employment. Chicago: University of Chicago Press, 2009.

Cita MLA (8a ed.)

Freeman, Richard B., y Daniel L. Goroff. Science and Engineering Careers in the United States: An Analysis of Markets and Employment. University of Chicago Press, 2009.