Cita APA

Sinn, h. (1998). The pay-as-you-go pension system as a fertility insurance and enforcement device. National Bureau of Economic Research.

Citación estilo Chicago

Sinn, hans-Werner. The Pay-as-you-go Pension System as a Fertility Insurance and Enforcement Device. Cambridge: National Bureau of Economic Research, 1998.

Cita MLA

Sinn, hans-Werner. The Pay-as-you-go Pension System as a Fertility Insurance and Enforcement Device. National Bureau of Economic Research, 1998.