Cita APA (7a ed.)

Gibbons, R. (2002). Comparative advantage, learning, and sectoral wage determination. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Gibbons, Robert. Comparative Advantage, Learning, and Sectoral Wage Determination. Cambridge, MA: National Bureau of Economic Research, 2002.

Cita MLA (9a ed.)

Gibbons, Robert. Comparative Advantage, Learning, and Sectoral Wage Determination. National Bureau of Economic Research, 2002.