APA (7th ed.) Zitazioa
ebrary, Inc, Holzmann, R., Palmer, E. E., & Robalino, D. A. (2013). Nonfinancial defined contribution pension schemes in a changing pension world. World Bank.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Robert Holzmann, Edward E. Palmer, eta David A. Robalino. Nonfinancial Defined Contribution Pension Schemes in a Changing Pension World. Washington D.C.: World Bank, 2013.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Nonfinancial Defined Contribution Pension Schemes in a Changing Pension World. World Bank, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.