James, E. (1992). Income security for old age: Conceptual background and major issues. Country Economics Department, World Bank.
Chicagoスタイル(17版)引用形式James, Estelle. Income Security for Old Age: Conceptual Background and Major Issues. Washington, D.C: Country Economics Department, World Bank, 1992.
MLA(9版)引用形式James, Estelle. Income Security for Old Age: Conceptual Background and Major Issues. Country Economics Department, World Bank, 1992.
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