Ashenfelter, O., & Card, D. (2001). Did the elimination of mandatory retirement affect faculty retirement flows? National Bureau of Economic Research.
Цитирование в стиле Чикаго (17-е изд.)Ashenfelter, Orley, и David Card. Did the Elimination of Mandatory Retirement Affect Faculty Retirement Flows? Cambridge: National Bureau of Economic Research, 2001.
Цитирование MLA (9-е изд.)Ashenfelter, Orley, и David Card. Did the Elimination of Mandatory Retirement Affect Faculty Retirement Flows? National Bureau of Economic Research, 2001.
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