APA (7. basım) Alıntı

Darwin, C., Barrett, P. H., & Freeman, R. B. (1988). Variation of animals and plants under domestication, 2. Pickering.

Chicago Style (17. basım) Atıf

Darwin, Charles, Paul H. Barrett, ve R. B. Freeman. Variation of Animals and Plants Under Domestication, 2. London: Pickering, 1988.

MLA (8th ed.) Atıf

Darwin, Charles, et al. Variation of Animals and Plants Under Domestication, 2. Pickering, 1988.