United Nations. Industrial Development Organization, V. (1969). Establishing standardization of plastics in developing countries .... monograph No.5). United Nations.
Style de citation Chicago (17e éd.)United Nations. Industrial Development Organization, Vienna. Establishing Standardization of Plastics in Developing Countries .... Monograph No.5). United Nations, 1969.
Style de citation MLA (9e éd.)United Nations. Industrial Development Organization, Vienna. Establishing Standardization of Plastics in Developing Countries .... Monograph No.5). United Nations, 1969.
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