Cita APA

Friedberg, L. (1998). The effect of old age assistance on retirement. National Bureau of Economic Research.

Citación estilo Chicago

Friedberg, Leora. The Effect of Old Age Assistance on Retirement. Cambridge: National Bureau of Economic Research, 1998.

Cita MLA

Friedberg, Leora. The Effect of Old Age Assistance on Retirement. National Bureau of Economic Research, 1998.

Warning: These citations may not always be 100% accurate.