Charles Darwin; Robert Maynard Hutchins, ed. in chief.
49. Darwin: The Origin of Species by Means of Natural Selection and The Descent of Man and Selection in Relation to Sex / Charles Darwin; Robert Maynard Hutchins, ed. in chief. - Great Books of the Western World. - The University of Chicago : Encyclopædia Britannica, Inc, 1952.
49. Darwin: The Origin of Species by Means of Natural Selection and The Descent of Man and Selection in Relation to Sex / Charles Darwin; Robert Maynard Hutchins, ed. in chief. - Great Books of the Western World. - The University of Chicago : Encyclopædia Britannica, Inc, 1952.