APA (7th ed.) Zitazioa
Davies, P. The Edge of Infinity: Where the Universe Came From and How it Will End. Simon and Schuster.
Chicago Style (17th ed.) Zitazioa
Davies, Paul. The Edge of Infinity: Where the Universe Came From and How It Will End. Nueva York, EUA: Simon and Schuster.
MLA (9th ed.) Zitazioa
Davies, Paul. The Edge of Infinity: Where the Universe Came From and How It Will End. Simon and Schuster.
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