APA (7th ed.) Citation

Bell, L. A., & Freeman, R. B. (2000). The incentive for working hard: Explaining hours worked differences in the U.S. and Germany. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Bell, Linda A., and Richard Barry Freeman. The Incentive for Working Hard: Explaining Hours Worked Differences in the U.S. and Germany. Cambridge, MA: National Bureau of Economic Research, 2000.

MLA (9th ed.) Citation

Bell, Linda A., and Richard Barry Freeman. The Incentive for Working Hard: Explaining Hours Worked Differences in the U.S. and Germany. National Bureau of Economic Research, 2000.