Guthke, K. S. Are we alone?: The idea of extraterrestrial intelligence in philosophy and literature from Copernicus to H.G. Wells / Karl S. Guthke. Utopian vision, technological innovation and poetic imagination.(1990).
Citace podle Chicago (17th ed.)Guthke, Karl S. "Are We Alone?: The Idea of Extraterrestrial Intelligence in Philosophy and Literature from Copernicus to H.G. Wells / Karl S. Guthke." Utopian Vision, Technological Innovation and Poetic Imagination.(1990) .
Citace podle MLA (8th ed.)Guthke, Karl S. "Are We Alone?: The Idea of Extraterrestrial Intelligence in Philosophy and Literature from Copernicus to H.G. Wells / Karl S. Guthke." Utopian Vision, Technological Innovation and Poetic Imagination.(1990), .
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