Cornish, E. (1977). The study of the future: An introduction to the art and science of understanding and shaping tomorrow's world. World Future Society.
Citace podle Chicago (17th ed.)Cornish, Edward. The Study of the Future: An Introduction to the Art and Science of Understanding and Shaping Tomorrow's World. Washington D.C: World Future Society, 1977.
Citace podle MLA (9th ed.)Cornish, Edward. The Study of the Future: An Introduction to the Art and Science of Understanding and Shaping Tomorrow's World. World Future Society, 1977.
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