Gustman, A. L., & Steinmeier, T. L. (2000). How effective is redistribution under the social security benefit formula? National Bureau of Economic Research.
Citazione stile Chigago Style (17a edizione)Gustman, Alan L., e Thomas L. Steinmeier. How Effective Is Redistribution Under the Social Security Benefit Formula? Cambridge: National Bureau of Economic Research, 2000.
Citatione MLA (9a ed.)Gustman, Alan L., e Thomas L. Steinmeier. How Effective Is Redistribution Under the Social Security Benefit Formula? National Bureau of Economic Research, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.