Buchholz, H. (1979). Science and technology and the future : 2. Science and technology and the future proceedings and joint report of World Future Studies Conference and DSE-Preconference held in Berlin (West) 4. -10. May 1979 2.
शिकागो स्टाइल उद्धरणBuchholz, Hans. "Science and Technology and the Future : 2." Science and Technology and the Future Proceedings and Joint Report of World Future Studies Conference and DSE-Preconference Held in Berlin (West) 4. -10. May 1979 2 1979.
एमएलए उद्धरणBuchholz, Hans. "Science and Technology and the Future : 2." Science and Technology and the Future Proceedings and Joint Report of World Future Studies Conference and DSE-Preconference Held in Berlin (West) 4. -10. May 1979 2 1979.
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