APA stil citiranja

Gardner, M. (1997). The last recreations: The last recreations : hydras, eggs, and other mathematical mystifications. New York: Copernicus.

Chicago stil citiranja

Gardner, Martin. The last recreations: The last recreations : hydras, eggs, and other mathematical mystifications. New York: Copernicus, 1997.

MLA stil citiranja

Gardner, Martin. The last recreations: The last recreations : hydras, eggs, and other mathematical mystifications. New York: Copernicus, 1997.

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