Darwin, C., & Wallace, A. R. (1971). Evolution by natural selection: With a forew. by Gavin de Beer. Publ. for the 15. Internat. Congress of Zoology and the Linnean Soc. of London (Nachdr. der Ausg. Cambridge, 1958.). Johnson Repr.Corp.
Chicago-Zitierstil (17. Ausg.)Darwin, Charles, und Alfred Russel Wallace. Evolution by Natural Selection: With a Forew. by Gavin De Beer. Publ. for the 15. Internat. Congress of Zoology and the Linnean Soc. of London. Nachdr. der Ausg. Cambridge, 1958. New York: Johnson Repr.Corp, 1971.
MLA-Zitierstil (9. Ausg.)Darwin, Charles, und Alfred Russel Wallace. Evolution by Natural Selection: With a Forew. by Gavin De Beer. Publ. for the 15. Internat. Congress of Zoology and the Linnean Soc. of London. Nachdr. der Ausg. Cambridge, 1958. Johnson Repr.Corp, 1971.