APA način citiranja

Basalla, G. (2007). Civilized Life in the Universe: Scientists on Intelligent Extraterrestrials. OUP.

Čikaški stil citiranja

Basalla, George. Civilized Life in the Universe: Scientists on Intelligent Extraterrestrials. OUP, 2007.

MLA način citiranja

Basalla, George. Civilized Life in the Universe: Scientists on Intelligent Extraterrestrials. OUP, 2007.

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