Greene, B. (1999). The elegant universe: Superstrings, hidden dimensions, and the quest for the ultimate theory. W. W. Norton, ; Vintage.
Lua i Stíl Chicago (17ú heag.)Greene, B. The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory. New York : London: W. W. Norton, ; Vintage, 1999.
Lua MLA (8ú heag.)Greene, B. The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory. W. W. Norton, ; Vintage, 1999.
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