Gardner, M. (1986). Puzzles from other worlds: Fantastical brainteasers from Isaac Asimov's science fiction magazine. Oxford University Press.
Chicago Style aipamenaGardner, Martin. Puzzles from Other Worlds: Fantastical Brainteasers from Isaac Asimov's Science Fiction Magazine. Oxford: Oxford University Press, 1986.
MLA aipamenaGardner, Martin. Puzzles from Other Worlds: Fantastical Brainteasers from Isaac Asimov's Science Fiction Magazine. Oxford University Press, 1986.
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