United Nations Conference on Trade and Development. (2003). Investment policy review: Botswana. United Nations.
Chicagoスタイル(17版)引用形式United Nations Conference on Trade and Development. Investment Policy Review: Botswana. New York: United Nations, 2003.
MLA(9版)引用形式United Nations Conference on Trade and Development. Investment Policy Review: Botswana. United Nations, 2003.
警告: この引用は必ずしも正確ではありません.