(1970). Challenges from the future: Proceedings of the International Future Research Conference. Kodansha: Japan Society of Futurology.
Trích dẫn kiểu ChicagoChallenges From the Future: Proceedings of the International Future Research Conference. Kodansha: Japan Society of Futurology, 1970.
MLA CitationChallenges From the Future: Proceedings of the International Future Research Conference. Kodansha: Japan Society of Futurology, 1970.
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