Cita APA (7a ed.)

Freeman, R., & Oostendorp, R. H. (2000). Wages around the world: Pay across occupations and countries. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Freeman, Richard, y Remco H. Oostendorp. Wages Around the World: Pay Across Occupations and Countries. Cambridge: National Bureau of Economic Research, 2000.

Cita MLA (9a ed.)

Freeman, Richard, y Remco H. Oostendorp. Wages Around the World: Pay Across Occupations and Countries. National Bureau of Economic Research, 2000.