Valdes-Prieto, s. (1997). The economics of pensions: Principles, policies, and international experience. Cambridge University Press.
Cytowanie według stylu Chicago (wyd. 17)Valdes-Prieto, salvador. The Economics of Pensions: Principles, Policies, and International Experience. Cambridge, United Kingdom ; New York: Cambridge University Press, 1997.
Cytowanie według stylu MLA (wyd. 9)Valdes-Prieto, salvador. The Economics of Pensions: Principles, Policies, and International Experience. Cambridge University Press, 1997.