ebrary, Inc, Fenge, R., De Menil, G., & Pestieau, P. (2008). Pension strategies in Europe and the United States. MIT Press.
Chicago Style (17th ed.) Zitazioaebrary, Inc, Robert Fenge, George De Menil, eta Pierre Pestieau. Pension Strategies in Europe and the United States. Cambridge, Mass.: MIT Press, 2008.
MLA (9th ed.) Zitazioaebrary, Inc, et al. Pension Strategies in Europe and the United States. MIT Press, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.