Darwin, C. (1859). On the origin of species by means of natural selection: Or, The preservation of favoured races in the struggle for life (First edition.). J. Murray.
Cita Chicago Style (17a ed.)Darwin, Charles. On the Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life. First edition. London: J. Murray, 1859.
Cita MLA (8a ed.)Darwin, Charles. On the Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life. First edition. J. Murray, 1859.
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