Cita APA (7th ed.)

Feldstein, M., & Altman, D. (1998). Unemployment insurance savings insurance. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Feldstein, Martin, i Daniel Altman. Unemployment Insurance Savings Insurance. Cambridge, Mass: National Bureau of Economic Research, 1998.

Cita MLA (9th ed.)

Feldstein, Martin, i Daniel Altman. Unemployment Insurance Savings Insurance. National Bureau of Economic Research, 1998.