Cita APA (7th ed.)

Goldberg, L. S., & Klein, M. W. (1999). International trade and factor mobility: An empirical investigation. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Goldberg, Linda S., i Michael W. Klein. International Trade and Factor Mobility: An Empirical Investigation. Cambridge: National Bureau of Economic Research, 1999.

Cita MLA (9th ed.)

Goldberg, Linda S., i Michael W. Klein. International Trade and Factor Mobility: An Empirical Investigation. National Bureau of Economic Research, 1999.