Cita APA (7a ed.)

Orley C. Ashenfelter and David Card. (1999). Handbook of Labor Economics. ELSEVIER.

Cita Chicago Style (17a ed.)

Orley C. Ashenfelter and David Card. Handbook of Labor Economics. ELSEVIER, 1999.

Cita MLA (8a ed.)

Orley C. Ashenfelter and David Card. Handbook of Labor Economics. ELSEVIER, 1999.

Precaución: Estas citas no son 100% exactas.