APA引文

Darwin, C., & Hutchins, R. M. The origin of species by means of natural selection: the descent of man and selection in relation to sex: Charles Darwin.

Chicago Style (17th ed.) Citation

Darwin, Charles., and Robert Maynar Hutchins. The Origin of Species by Means of Natural Selection: The Descent of Man and Selection in Relation to Sex: Charles Darwin.

MLA引文

Darwin, Charles., and Robert Maynar Hutchins. The Origin of Species by Means of Natural Selection: The Descent of Man and Selection in Relation to Sex: Charles Darwin.