Freeman, R. B., & Schettkat, R. (1999). The role of wage and skill differences in US-German employment differences. National Bureau of Economic Research.
Citace podle Chicago (17th ed.)Freeman, Richard B., a Ronald Schettkat. The Role of Wage and Skill Differences in US-German Employment Differences. Cambridge: National Bureau of Economic Research, 1999.
Citace podle MLA (9th ed.)Freeman, Richard B., a Ronald Schettkat. The Role of Wage and Skill Differences in US-German Employment Differences. National Bureau of Economic Research, 1999.
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