Washington. World Bank. (1991). The World Bank Annual Report 1991. External Affairs.
Chicagoスタイル(17版)引用形式Washington. World Bank. The World Bank Annual Report 1991. Washington: External Affairs, 1991.
MLA(9版)引用形式Washington. World Bank. The World Bank Annual Report 1991. External Affairs, 1991.
警告: この引用は必ずしも正確ではありません.