Não informado. (2004). Industrial Research and Development News. United Nations, Industrial Development Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Industrial Research and Development News. New York: United Nations, Industrial Development Organization, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Industrial Research and Development News. United Nations, Industrial Development Organization, 2004.
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