Japan External Trade Organization. (1971). Trade and industry of Japan: Environmental pollution control equipment industry. Tokyo: Japan External Trade Organization.
Trích dẫn kiểu ChicagoJapan External Trade Organization. Trade and Industry of Japan: Environmental Pollution Control Equipment Industry. Tokyo: Japan External Trade Organization, 1971.
Trích dẫn MLAJapan External Trade Organization. Trade and Industry of Japan: Environmental Pollution Control Equipment Industry. Tokyo: Japan External Trade Organization, 1971.
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