United Nations Conference on Trade and Development. (2003). Information and communication technology development indices. United Nations.
Chicagoスタイル(17版)引用形式United Nations Conference on Trade and Development. Information and Communication Technology Development Indices. New York: United Nations, 2003.
MLA(9版)引用形式United Nations Conference on Trade and Development. Information and Communication Technology Development Indices. United Nations, 2003.
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