Levy, H., & Weir, D. (2009). Take-up of medicare part D: Results from the health and retirement study. National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Levy, Helen, und David Weir. Take-up of Medicare Part D: Results from the Health and Retirement Study. Cambridge, Mass: National Bureau of Economic Research, 2009.
MLA-Zitierstil (9. Ausg.)Levy, Helen, und David Weir. Take-up of Medicare Part D: Results from the Health and Retirement Study. National Bureau of Economic Research, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.