Washington. World Bank. (1990). The World Bank Annual Report 1990. External Affairs.
芝加哥风格引文Washington. World Bank. The World Bank Annual Report 1990. Washington: External Affairs, 1990.
MLA引文Washington. World Bank. The World Bank Annual Report 1990. External Affairs, 1990.
警告：这些引文格式不一定是100％准确.