Baldwin, G. (1992). Targets and indicators in World Bank population projects. Population and Human Resources Department, World Bank.
芝加哥风格引文Baldwin, George. Targets and Indicators in World Bank Population Projects. [Washington, D.C.]: Population and Human Resources Department, World Bank, 1992.
MLA引文Baldwin, George. Targets and Indicators in World Bank Population Projects. Population and Human Resources Department, World Bank, 1992.
警告：这些引文格式不一定是100％准确.