Darwin, C. (1911). The origin of species: By means of natural selection or the preservation of favoured races in the struggle for life (6. ed., repr.). Murray.
Chicago-Zitierstil (17. Ausg.)Darwin, Charles. The Origin of Species: By Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. 6. ed., repr. London: Murray, 1911.
MLA-Zitierstil (9. Ausg.)Darwin, Charles. The Origin of Species: By Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. 6. ed., repr. Murray, 1911.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.