Darwin, C. (1874). The Descent of man and selection in selection to sex (1874) (2nd ed.). Werner.
Citazione stile Chigago Style (17a edizione)Darwin, Charles. The Descent of Man and Selection in Selection to Sex (1874). 2nd ed. Akron, Ohio: Werner, 1874.
Citatione MLA (9a ed.)Darwin, Charles. The Descent of Man and Selection in Selection to Sex (1874). 2nd ed. Werner, 1874.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.