World Bank. (2000). Can Africa claim the 21st centuryn. World Bank.
芝加哥风格引文World Bank. Can Africa Claim the 21st Centuryn. Washington, D.C: World Bank, 2000.
MLA引文World Bank. Can Africa Claim the 21st Centuryn. World Bank, 2000.
警告:这些引文格式不一定是100%准确.