APA (7th ed.) Citation

Freeman, R. B. (1991). How much has de-unionisation contributed to the rise in male earnings inequality? National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Freeman, Richard B. How Much Has De-unionisation Contributed to the Rise in Male Earnings Inequality? Cambridge, Mass: National Bureau of Economic Research, 1991.

MLA (9th ed.) Citation

Freeman, Richard B. How Much Has De-unionisation Contributed to the Rise in Male Earnings Inequality? National Bureau of Economic Research, 1991.