United Nations Industrial Development Organization Vienna. (1969). Chemical industry: Industrialization of developing countries: Problems and prospects. New York: United Nations.
Παραπομπή Chicago StyleUnited Nations Industrial Development Organization Vienna. Chemical Industry: Industrialization of Developing Countries: Problems and Prospects. New York: United Nations, 1969.
Παραπομπή MLAUnited Nations Industrial Development Organization Vienna. Chemical Industry: Industrialization of Developing Countries: Problems and Prospects. New York: United Nations, 1969.
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