Orley C. Ashenfelter and Richard Layard. (1986). Handbook of Labor Economics. ELSEVIER.
Cita Chicago Style (17a ed.)Orley C. Ashenfelter and Richard Layard. Handbook of Labor Economics. ELSEVIER, 1986.
Cita MLA (8a ed.)Orley C. Ashenfelter and Richard Layard. Handbook of Labor Economics. ELSEVIER, 1986.
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