APA (7th ed.) Citation

Darwin, C. (1901). The Descent of man and selection in relation to sex (New ed.). J. Murray.

Chicago Style (17th ed.) Citation

Darwin, Charles. The Descent of Man and Selection in Relation to Sex. New ed. London: J. Murray, 1901.

MLA (9th ed.) Citation

Darwin, Charles. The Descent of Man and Selection in Relation to Sex. New ed. J. Murray, 1901.