Tohutoro APA (7th ed.)
Burroughs, E. R. (1962). At the Earth's Core. Ace Books.
Tohutoru Kātū Chicago (17th ed.)
Burroughs, Edgar Rice. At the Earth's Core. Nueva York, EUA: Ace Books, 1962.
Tohutoro MLA (9th ed.)
Burroughs, Edgar Rice. At the Earth's Core. Ace Books, 1962.
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