World Bank. (1994). Republic of Yemen: Health sector review. World Bank.
Chicagoスタイル(17版)引用形式World Bank. Republic of Yemen: Health Sector Review. Washington, D.C: World Bank, 1994.
MLA(9版)引用形式World Bank. Republic of Yemen: Health Sector Review. World Bank, 1994.
警告: この引用は必ずしも正確ではありません.