APA aipamena

Feldstein, M. (1997). Transition to a fully funded pension system: Five economic issues. National Bureau of Economic Research.

Chicago Style aipamena

Feldstein, Martin. Transition to a Fully Funded Pension System: Five Economic Issues. Cambridge: National Bureau of Economic Research, 1997.

MLA aipamena

Feldstein, Martin. Transition to a Fully Funded Pension System: Five Economic Issues. National Bureau of Economic Research, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.