APA (7th ed.) Citation

Blackburn, M. L., & Neumark, D. (1991). Unobserved ability, efficiency wages, and interindustry wage differentials. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Blackburn, MacKinley L., and David Neumark. Unobserved Ability, Efficiency Wages, and Interindustry Wage Differentials. Cambridge, Mass: National Bureau of Economic Research, 1991.

MLA (9th ed.) Citation

Blackburn, MacKinley L., and David Neumark. Unobserved Ability, Efficiency Wages, and Interindustry Wage Differentials. National Bureau of Economic Research, 1991.