Ashenfelter, O., & Card, D. E. (2003). Handbook of labor economics (1st ed., 2nd impression.). Elsevier North Holland.
Cita Chicago Style (17a ed.)Ashenfelter, Orley, y David E. Card. Handbook of Labor Economics. 1st ed., 2nd impression. Amsterdam [etc.]: Elsevier North Holland, 2003.
Cita MLA (9a ed.)Ashenfelter, Orley, y David E. Card. Handbook of Labor Economics. 1st ed., 2nd impression. Elsevier North Holland, 2003.
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