Clarke, G. R. G., habyarimana, j., ingram, m., kalpan, d., & ramachandran, v. (2007). An assessment of the investment climate in South Africa. World Bank.
芝加哥风格引文Clarke, George R. G., james habyarimana, mochael ingram, david kalpan, 与 vijaya ramachandran. An Assessment of the Investment Climate in South Africa. Washington, DC: World Bank, 2007.
MLA引文Clarke, George R. G., et al. An Assessment of the Investment Climate in South Africa. World Bank, 2007.
警告：这些引文格式不一定是100％准确.