APA Цитирование

Darwin, C. (1985). The origin of species by means of natural selection or the preservation of favoured races in the struggle for life. Penguin Books.

Chicago-стиль цитирования

Darwin, Charles. The Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. London a. o: Penguin Books, 1985.

MLA-цитирование

Darwin, Charles. The Origin of Species by Means of Natural Selection or the Preservation of Favoured Races in the Struggle for Life. Penguin Books, 1985.