APA (7th ed.) Zitazioa

Poulton, E. B. Charles Darwin and the Theory of Natural Selection.

Chicago Style (17th ed.) Zitazioa

Poulton, Edward Bagnall. Charles Darwin and the Theory of Natural Selection.

MLA (9th ed.) Zitazioa

Poulton, Edward Bagnall. Charles Darwin and the Theory of Natural Selection.

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