APA (7. basım) Alıntı

Darwin Charles. (1952). The origin of species by means of natural selection. Enciclopaedia Britannica.

Chicago Style (17. basım) Atıf

Darwin Charles. The Origin of Species by Means of Natural Selection. Chicago: Enciclopaedia Britannica, 1952.

MLA (9th ed.) Atıf

Darwin Charles. The Origin of Species by Means of Natural Selection. Enciclopaedia Britannica, 1952.