The origin of species by Charles Darwin : a variorum text /
edited by Morse Peckham
- Philadelphia : University of Pennsylvania Press, 1959.
- 816 p : illus., diagr ; 25 cm
With a reproduction of the t.p. of the original ed. published in 1859 under title: On the origin of species by means of natural selection
"Bibliographical description": p. 787-[792] Includes bibliographical references