Sand, E., & Razin, A. (2006). Immigration and the survival of social security: A political economy model. National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Sand, Edith, und Asaf Razin. Immigration and the Survival of Social Security: A Political Economy Model. Cambridge, Mass: National Bureau of Economic Research, 2006.
MLA-Zitierstil (9. Ausg.)Sand, Edith, und Asaf Razin. Immigration and the Survival of Social Security: A Political Economy Model. National Bureau of Economic Research, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.