Cita APA (7a ed.)

Skinner, J., & Wennberg, J. E. (1998). How much is enough?: Efficiency and Medicare spending in the last six months of life. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Skinner, Jonathan, y John E. Wennberg. How Much Is Enough?: Efficiency and Medicare Spending in the Last Six Months of Life. Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Skinner, Jonathan, y John E. Wennberg. How Much Is Enough?: Efficiency and Medicare Spending in the Last Six Months of Life. National Bureau of Economic Research, 1998.