United Nations Conference on Trade and Development. (2003). Information and communication technology development indices. United Nations.
Chicago (17e ed.) BronvermeldingUnited Nations Conference on Trade and Development. Information and Communication Technology Development Indices. New York: United Nations, 2003.
MLA (9e ed.) BronvermeldingUnited Nations Conference on Trade and Development. Information and Communication Technology Development Indices. United Nations, 2003.