Holzmann, R., Hinz, R. P., & Gersdorff, H. v. (2005). Old-age income support in the 21st century: An international perspective on pension systems and reform. World Bank.
Chicagoスタイル(17版)引用形式Holzmann, Robert, Richard P. Hinz, , Hermann von Gersdorff. Old-age Income Support in the 21st Century: An International Perspective on Pension Systems and Reform. Washington, DC: World Bank, 2005.
MLA(8版)引用形式Holzmann, Robert, et al. Old-age Income Support in the 21st Century: An International Perspective on Pension Systems and Reform. World Bank, 2005.
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