Cita APA (7a ed.)
Bulmer, K., & St. Clair, M. The Earth Gods Are Coming. Ace Books.
Cita estilo Chicago (17a ed.)
Bulmer, Kenneth, y Margaret St. Clair. The Earth Gods Are Coming. Nueva York, EUA: Ace Books.
Cita MLA (9a ed.)
Bulmer, Kenneth, y Margaret St. Clair. The Earth Gods Are Coming. Ace Books.
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