Razin, A., Sadka, E., & Swagel, P. (2001). The aging population and the size of the welfare state. National Bureau of Economic Research.
Citace podle Chicago (17th ed.)Razin, Assaf, Efraim Sadka, a Phillip Swagel. The Aging Population and the Size of the Welfare State. Cambridge: National Bureau of Economic Research, 2001.
Citace podle MLA (9th ed.)Razin, Assaf, et al. The Aging Population and the Size of the Welfare State. National Bureau of Economic Research, 2001.
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