Baldwin, G. (1992). Targets and indicators in World Bank population projects. Population and Human Resources Department, World Bank.
Lua i Stíl Chicago (17ú heag.)Baldwin, George. Targets and Indicators in World Bank Population Projects. [Washington, D.C.]: Population and Human Resources Department, World Bank, 1992.
Lua MLA (9ú heag.)Baldwin, George. Targets and Indicators in World Bank Population Projects. Population and Human Resources Department, World Bank, 1992.
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