Organisation for Economic Co-operation and Development. (1971). The chemical industry. Paris: Organisation for Economic Co-operation and Development.
Παραπομπή Chicago StyleOrganisation for Economic Co-operation and Development. The Chemical Industry. Paris: Organisation for Economic Co-operation and Development, 1971.
Παραπομπή MLAOrganisation for Economic Co-operation and Development. The Chemical Industry. Paris: Organisation for Economic Co-operation and Development, 1971.
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