Não informado. (1989). UNCTAD review. United Nations Conference on Trade and Development.
Chicagoスタイル(17版)引用形式Não informado. UNCTAD Review. Geneva, Suíça: United Nations Conference on Trade and Development, 1989.
MLA(8版)引用形式Não informado. UNCTAD Review. United Nations Conference on Trade and Development, 1989.
警告: この引用は必ずしも正確ではありません.