APA-Zitierstil (7. Ausg.)

Darwin, C., Barrett, P. H., & Freeman, R. B. (1989). The descent of man, and selection in relation to sex, 1. Pickering.

Chicago-Zitierstil (17. Ausg.)

Darwin, Charles, Paul H. Barrett, und R. B. Freeman. The Descent of Man, and Selection in Relation to Sex, 1. London: Pickering, 1989.

MLA-Zitierstil (8. Ausg.)

Darwin, Charles, et al. The Descent of Man, and Selection in Relation to Sex, 1. Pickering, 1989.