Cita APA

Darwin, C. The origin of species by means of natural selection or the preservation of favored races in the struggle for life ; The descent of man and selection in relation to sex. New York: Random House.

Citación estilo Chicago

Darwin, Charles. The Origin of Species By Means of Natural Selection or the Preservation of Favored Races in the Struggle for Life ; The Descent of Man and Selection in Relation to Sex. New York: Random House.

Cita MLA

Darwin, Charles. The Origin of Species By Means of Natural Selection or the Preservation of Favored Races in the Struggle for Life ; The Descent of Man and Selection in Relation to Sex. New York: Random House.